And when his audience grew bored, he would spring into the air and do a back flip with a half twist.

To be free is to have no choice.

Uncertainty is the new normal—prepare for it with agility and foresight.

We must constantly look at things in a different way.

"The only way to do great work is to love what you do."

在量子力学中，测量的行为可以改变被测量系统的状态。