要解决复杂的问题，我们必须首先理解产生这些问题的系统。
To solve complex problems, we must first understand the systems that create them.
I am not imposed upon by fine words; I can see what actions mean.
独处之于精神，犹如节食之于身体。
A sound mind in a sound body, is a short, but full description of a happy state in this World: he that has these two, has little more to wish for; and he that wants either of them, will be little the better for anything else. Men’s happiness or misery is most part of their own making. He, whose mind directs not wisely, will never take the right way; and he, whose body is crazy and feeble, will never be able to advance in it.
Trust the scientific process—it’s slow but it works.