The interest of the behaviorist in man's doings is more than the interest of the spectator—he wants to control man's reactions as physical scientists want to control and manipulate other natural phenomena.

"I don’t have to be so afraid of good-bye, because good-bye doesn’t have to be forever."

Every language is a temple in which the soul of those who speak it is enshrined.

一种不影响你编程思维方式的语言，不值得学习。

To look up at the heights of heaven and to admire the stars.

农民是我们全球食品系统中无名的英雄。

Inflation is a thief in the night.