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Sometimes, the only way to stay sane is to go a little crazy.

The best way to solve a problem is to have someone else solve it for you.

Invert, always invert: Turn a situation or problem upside down.Look at it backward.

Dictatorship and authentic literature are incompatible. The writer is the natural enemy of dictatorship.

Mathematics is not a careful march down a well-cleared highway, but a journey into a strange wilderness, where the explorers often get lost.

森林的真正價值不能僅用板材英尺來衡量。