シャドーイング練習: Why Farming was a Terrible Deal for Humans - Prof. Jiang Xueqin - YouTubeで英語スピーキングを学ぶ

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We were first hunter gatherers.
⏸ 一時停止中
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We were first hunter gatherers.
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and we lived in groups of about 20 to 50 people and we  roamed the land looking for food.
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It was uncertain, it was unstable and  then suddenly there was a revolution.
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We discover farming.
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And farming provided a stable source of food, that we could control, okay?
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The word we use is domestication, Domestication just means that we bring it under our control.
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And because of farming, we can now create more food  than we need.
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The word we use for this is surplus and because there's a  surplus people now could do things besides farming so for example we could have um leaders which creates the idea of politics right?
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We could also have priests which introduces the idea of religion.
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And then we can have creative people which then gives us arts.
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And slowly over time these villages grew into cities and because there was a lot of people and a lot of surplus we could now have literature reading and writing so we can now store knowledge and then pass it from generation to generation and across cultures We can now have science and technology and slowly over the course of this process we create modernity okay?
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which is the world that we live in today so the pivotal step towards modernity was this transition into agriculture and this is traditionally  what we believed about the world Unfortunately there's no evidence  for this okay and in fact the more evidence we collect the  more we realize this is not true.
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In fact, what we now know  is, it was actually pretty stupid..
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to transition from hunter gatherer into farming okay? for a variety of reasons.
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The first reason is that when you're a hunter gatherer it's actually a pretty easy life because there's food  everywhere okay? When you're a farmer it's a hard life because you have  to grow that food so maybe maybe as a hunter gatherer you're working maybe an hour a day but as a farmer you were working six seven hours a day.
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It was very hard to grow that food so in the book "Sapiens" The Israeli historian named Yuval Harari he's very famous, Sapien is also a very famous book, There's a very famous sentence  okay the sentence is like this "we did not domesticate wheat, wheat domesticated us" okay? so we thought that we made wheat okay the food  wheat into our slave but in reality wheat made us its slave  and the reasoning for this is this out in nature if you're wheat and  you want to survive you have to make yourself attractive to other people and to animals okay? So you have to be tasty and you have to be easy to find, you have to do a lot of work but when you're on a farm and you are wheat you can just lay back do nothing and make humans do all the work okay? so it was a bad deal for humans and a very good deal for wheat okay so that's the first problem you  actually do more work on the farm than you do as a hunter gatherer. Which means that now you have to have more children right?
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You need to have labor to do all that work which creates a problem of overpopulation. Which means that you are using too much land and then eventually the land becomes dead okay? Or uh not arabale anymore so that's the first problem. Second problem is that we're able to dig up the skeletons of hunter gatherers and farmers and what we see is that hunter gathers are a lot taller than farmers. Why? Protein right? Food as a hunter gatherer you have access to meat, you  have access to fruits and nuts and vegetables okay your diet is varied  um and very nutritious but as a farmer you're eating only what you grow which  is mainly wheat and some vegetables so you're not getting that much  nutrition. Then the third problem is that is as a farmer you are much more likely to die early than if you're a hunter gatherer.
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Why? Have you guys been to a farm? What's the problem on a farm? Exactly thank you pigs right? Animals. They're everywhere plus where do you put the garbage? Where do you go to the restroom right? so because people are together in a very unclean place it's much more likely to contract disease and then die okay? So for these three reasons the transition from hunter gather to farming makes no sense and even today we are not able to explain to you why this transition happened.

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このレッスンについて

このレッスンでは、「農業が人類にとって悪い取引だった理由」というテーマを扱います。プロフェッサーの姜学勤氏の話を通じて、狩猟採集民から農民へと移行することの歴史的背景やその影響について学びます。このレッスンでは、実際の会話の中で使われる語彙やフレーズに焦点を当て、それらを使って効果的にコミュニケーションをとる練習をします。YouTubeで英語学習を行う際、聴きながら発音やイントネーションを学ぶことは非常に重要です。また、進化した農業の影響について深く考える良い機会にもなります。

重要な語彙とフレーズ

  • 狩猟採集民 (hunter-gatherers)
  • 農業 (farming)
  • 家畜化 (domestication)
  • 余剰 (surplus)
  • 栄養 (nutrition)
  • 過密 (overpopulation)
  • 疾病 (disease)
  • 現代性 (modernity)

練習のコツ

このビデオのスピードとトーンに合わせて練習することで、更なる効果が得られます。最初はビデオをゆっくりと再生し、各フレーズを繰り返し声に出してみましょう。特に shadowspeak のテクニックを使って、話し手の話し方を模倣してみてください。重要なポイントや言い回しを意識しながら、各セクションを繰り返すことが大切です。IELTS スピーキング対策としても、このような実践は非常に有効です。また、会話の流れやリズムをつかむために、シャドーイングの練習を行い、文章の意味を理解するのも役立ちます。shadowspeaks での実践を続けることで、あなたの英語スピーキングスキルは確実に向上します。

シャドーイングとは?英語上達に効果的な理由

シャドーイング(Shadowing)は、もともとプロの通訳者養成プログラムで開発された言語学習法で、多言語習得者として知られるDr. Alexander Arguelles によって広く普及されました。方法はシンプルですが非常に効果的:ネイティブスピーカーの英語を聞きながら、1〜2秒の遅延で声に出してすぐに繰り返す——まるで「影(shadow)」のように話者を追いかけます。文法ドリルや受動的なリスニングと異なり、シャドーイングは脳と口の筋肉が同時にリアルタイムで英語を処理・再現することを強制します。研究により、発音精度、抑揚、リズム、連音、リスニング力、そして会話の流暢さが大幅に向上することが確認されています。IELTSスピーキング対策や自然な英語コミュニケーションを目指す方に特におすすめです。

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