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The only way to do great work is to love what you do

Pure mathematics is, in its way, the poetry of logical ideas.

知識是力量的源泉。

All the effects of Nature are only the mathematical consequences of a small number of immutable laws.

The most important thing is that we develop an interest in the world and take joy in our fellow human beings.

We are all in the gutter, but some of us are looking at the stars.