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 best way to measure your investing success is not by whether you're beating the market but by whether you've put in place a financial plan and a behavioral discipline that are likely to get you where you want to go.
穷人并不懒惰；他们只是被困在一个让他们很难摆脱贫困的系统中。
我为胜利而比赛，第二名只是第一个输家。