The real moral test of a society is how it treats those who are at the dawn of life, the children; those who are in the twilight of life, the aged; and those who are in the shadow of life, the sick, the needy and the handicapped.

The universe we observe has precisely the properties we should expect if there is, at bottom, no design, no purpose, no evil, no good, nothing but blind, pitiless indifference.

人工智能的发展需要开放合作，而不是闭门造车。

Innovation comes from saying no to a thousand things to focus on the few that really matter.