The principles of conditioning apply equally to all species.
我们必须不断地跳下悬崖,并在下落的过程中长出翅膀。
You can't go back and change the beginning, but you can start where you are and change the ending.
We have so far to go to realize our human potential for compassion, altruism, and love.
整个世界都是一系列的奇迹,但我们太习以为常了,以至于把它们称为普通的事物。
人们永远不会注意到已经做了什么;人们只能看到还有待完成的事情。
不成熟状态就是不经别人的引导就无力运用自己的理智。