数学不是沿着一条清理干净的高速公路小心翼翼地行进，而是一次进入陌生荒野的旅程，探险者常常会迷路。

The most dangerous phrase in business is 'We've always done it this way.'

根本不稳固必然会央及枝叶。行为不守信必然会损害声誉。

对知识的追求是无止境的，而这正是它令人兴奋的地方。

There is no limit on better. Talent is distributed unfairly， but there is no limit on how much we can improve what we start with.

The essence of computational complexity is to understand the limits of what can be computed efficiently.

我不喜欢安逸，我喜欢被推动。

我是个糟糕的撒谎者，所以我写歌。

Quality is not an act, it is a habit.

The greatest blessing of our democracy is freedom. But in the last analysis, our only freedom is the freedom to discipline ourselves.