抽象的目的不是模糊，而是创建一个新的语义层次，在这个层次上可以绝对精确。
The purpose of abstraction is not to be vague, but to create a new semantic level in which one can be absolutely precise.
The way we see things is affected by what we know or what we believe.
Sustainability is not a choice anymore; it's a necessity for any business that wants to thrive in the long term.
我会怀疑自己，我会缺乏安全感，我会恐惧失败。我会在那几个夜晚，在我喜欢的球场上现身时，想着「我的背很痛，我的脚受伤，我的膝盖受伤。我没有办法了，我只想放松。」我们都曾自我怀疑，你不需要否认它，但你也不能够向它屈服。你要做的是去拥抱它。
The strength of a state is not just its ability to coerce, but its ability to provide services and maintain legitimacy in the eyes of its citizens.
幸福婚姻和痛苦婚姻的区别...在于大约十个持续的愚蠢或善良行为，取决于方向。