He is richest who is content with the least，for content is the wealth of nature.

What's terrible is to pretend that second-rate is first-rate. To pretend that you don't need love when you do; or you like your work when you know quite well you're capable of better.

计算机非常快、准确且愚蠢。人类非常慢、不准确且聪明。两者的结合是一种无法计算的力量。

追求幸福与追求快乐不同；幸福是灵魂的一种状态，而不仅仅是感觉。