Adaptation is the key to understanding both thought and behavior.

To be one, to be united is a great thing. But to respect the right to be different is maybe even greater.

我早就得到了结果，但还不知道如何得到它们。

The only way to learn mathematics is to do mathematics.

我能做的就是做我自己，不管那是谁

The past is not just the past, but a prism through which the subject filters his own changing self-image.