Reality is a question of perspective; the further you get from the past, the more concrete and plausible it seems.
Simple can be harder than complex: You have to work hard to get your thinking clean to make it simple.
父母死气沉沉的生活对周围人特别是自己孩子的影响,是无与伦比的。
L-函数的算术是解开数论秘密的关键。
20多岁时,人格的变化比人生中任何其他时期都要大。
变老最好的事情是,你不会失去你曾经经历过的所有其他年龄段。