The power of abstraction is that it allows us to reason about systems at a higher level, without getting bogged down in the details.

It is the greatest happiness of the greatest number that is the measure of right and wrong.

To deny our evolutionary past is to deny our very selves.

We must not only succeed in the Chinese market, but also occupy a prominent position in the global dairy industry.

塑料的真正成本不在于生产，而在于它的后续处理。

I don't need a reason to love myself.

I don't care what you think, I'm doing this for me.