行为主义者问：为什么我们不把可观察的东西作为心理学的真正领域？
The behaviorist asks: Why don't we make what we can observe the real field of psychology?
The world is a book, and those who don’t travel read only one page.
Change is hardest at the beginning, messiest in the middle, and best at the end.
我一直对人类状况和什么让人们心动感兴趣。
成长的最强原则在于人的选择。