做一个有道德的人，就是要付出、必须付出某种关注。

早期阶段不是避免风险，而是管理正确的风险。

I don't live in the past, I don't live in the future, I live in the present.

Every mathematical problem is a puzzle waiting to be solved, and every solution is a step closer to understanding the fabric of reality.

I'm not perfect, but I'm always myself.

He walked out in the gray light and stood and he saw for a brief moment the absolute truth of the world. The cold relentless circling of the intestate earth. Darkness implacable. The blind dogs of the sun in their running. The crushing black vacuum of the universe. And somewhere two hunted animals trembling like ground-foxes in their cover. Borrowed time and borrowed world and borrowed eyes with which to sorrow it.

The speed of learning determines the speed of growth.