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Sometimes the bravest thing is to keep going when everything seems lost.

藝術總是要反抗些什么。如果它不再反抗，它就不再是藝術。

The most damaging phrase in the language is: 'It's always been done that way.'

越是往后反省，越看得清前方。

The study of mathematics is like air or gravity—it is everywhere, and you can't see it, but you know it's there.

白種人相信——全心全意地相信——他們有權奪取土地。

The only person you should try to be better than is the person you were yesterday.

不要批評你不理解的東西。