You don't have to burn books to destroy a culture. Just get people to stop reading them.

每种心理状态都有其存在的目的；要理解它，我们必须询问它在更广泛的行为系统中发挥什么功能。

By used books. They have the same words as the new ones. Also libraries.

No matter how good you get you can always get better, and that's the exciting part.

Every breakthrough starts with a question, and every question is a step toward the unknown.

Every individual has a place to fill in the world and is important in some respect whether he chooses to be so or not.

I’m not a role model, I’m just trying to be a better version of myself.

根据自然法，人生而自由。