我不完美，但我始终做自己。

I want to liberate America from fear. I want people to be afraid of the things that are really scary, like war and famine, not their neighbor because he has a different religion.

You have to be able to admit when you're wrong and move on.

我们必须投资于研究和教育，以确保下一代有能力引领行业向前发展。

史记

The goal of behavior is always the reduction of some drive or need.