For me they normally happen, these career crises, often, actually, on a Sunday evening, just as the sun is starting to set, and the gap between my hopes for myself and the reality of my life starts to diverge so painfully that I normally end up weeping into a pillow.

"The universe is a big place, perhaps the biggest."

Innovation is not just about technology; it's about how we think and solve problems.

人们为了不被他人评判，所以急于评判他人。

The real problem is not whether machines think but whether men do.

名声不仅仅是金钱或关注，而是能够在更大范围内传播爱与善良。

A word after a word after a word is power.