每种心理状态都有其存在的目的;要理解它,我们必须询问它在更广泛的行为系统中发挥什么功能。
I don't believe in luck. I believe in hard work and persistence.
如果你害怕,就去教堂吧。
个人与集体之间的桥梁是由相互同意的材料构建的。
The advantage of living alone is that you don’t have to consider anyone else.