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The study of mathematics is a constant dialogue between the concrete and the abstract.

"To live is the rarest thing in the world. Most people exist, that is all."

有時我們會為某些事情感到悲傷，而我們不愿意告訴別人我們為此感到悲傷。

If you're not failing occasionally, you're not pushing hard enough.

我對人們被迫過雙重生活的方式感興趣。

Quality is not a goal; it is a journey.

The power of abstraction is what allows mathematics to transcend the limits of physical reality.