数学的本质在于它的自由。

Memory is the only paradise from which we cannot be driven.

Science should serve humanity, not just curiosity.

我一直尊重这项运动的历史。这就是我如此努力的原因。

Writing is like digging for treasure—you never know what you'll find until you start.

The mining industry must evolve or become obsolete—there's no middle ground.