Sometimes the hardest thing to do is nothing at all.
人は誰でも、自分が正しいと思っている。
译文：读书人本来就不是大富大贵的命，得意时也不必炫耀锦衣玉食。
If we want to feed the world, we must invest in smarter ways to raise livestock.
Causal inference is not just about statistical significance; it's about understanding the mechanisms behind the numbers.