心理学应该通过结果来衡量心灵。
翻译:各种事情根据类别而聚集,万物根据类别而分为不同的群体。
The only thing that can stop me is me.
If they can get you asking the wrong questions, they don't have to worry about answers.
不过话得说回来,没有一桩事是容易的。