A man should always consider how much he has more than he wants.

It is better to be a human being dissatisfied than a pig satisfied； better to be Socrates dissatisfied than a fool satisfied.

This is the best time ever to make something. None of the greatest， coolest creations 20 years from now have been invented yet. You are not late.

I'm drawn to a lovely quote by St. Augustine in "The City of God," where he says, "It's a sin to judge any man by his post." In modern English that would mean it's a sinto come to any view of who you should talk to, dependent on their business card. It's not the post that should count. According to St. Augustine, only God can really put everybody in their place; he's going to do that on the Day of Judgment, with angels and trumpets, and the skies will open. Insane idea, if you're a secularist person, like me. But something very valuable in that idea, nevertheless.

The energy industry is at a pivotal moment, and we must embrace innovation to meet the world's growing energy needs while addressing environmental challenges.

The most important principle of positive psychology is that other people matter.

艺术家的角色是提出问题，而不是给出答案。

The study of quantum gravity is essential for understanding the early universe.

A picture must be grasped at once, as a whole, like a piece of music or a poem.