心灵不过是人类经验的总和，从依赖于经验个体的角度来考虑。

The great ideological battles between liberalism and communism, or between democracy and authoritarianism, have been replaced by a general consensus on the desirability of liberal democracy.

We are all of us, in our different ways, seeking to escape the trap of our own minds.

学习数学的最好方法就是去做数学。

挑战在于制作一部既视觉震撼又情感投入的电影。