You cannot always control what goes on outside, but you can always control what goes on inside.
你无法总是控制外面发生的事情，但你总能控制内心发生的事情。
译文：人生要及时行乐，等到老了再看花，只会觉得凄凉。
中国的崛起和俄罗斯的复兴挑战了自由民主是唯一可行的政府形式的观念。
One of the first things taught in introductory statistics textbooks is that correlation is not causation. It is also one of the first things forgotten.
一个在真正饥饿时被喂食、在疲倦时被允许睡觉的婴儿会是一个满足的婴儿。