事实是顽固的东西；无论我们的愿望、倾向或激情的指示如何，它们都无法改变事实和证据的状态。
Facts are stubborn things; and whatever may be our wishes, our inclinations, or the dictates of our passion, they cannot alter the state of facts and evidence.
Psychology as the behaviorist views it is a purely objective experimental branch of natural science.
行为主义者眼中的心理学是自然科学的一个纯粹客观的实验分支。
如果没有正确应用的智慧，最先进的技术也毫无用处。
人们会为自己相信的东西而战。
the only thing we have to fear is fear itself.