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Love is the only thing that can fill the emptiness of existence.

思維的最高追求，也是最高的美德，是通過直覺來理解事物。

Believe in your ideas, even if no one else does.

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

勇氣是正義的首要品質。