Everything in the world exists to end up in a book.
我不让错误让我灰心,我让它们教育我。
Success is not the key to happiness. Happiness is the key to success.
我不让仇恨吞噬我,我让它激励我。
The mind is a dynamic system of interrelated processes.
我唯一知道的是我一无所知。
心理学必须关注心理操作的实用性。