在你20多岁的时候，是开始建立你身份资本的最佳时机。
活着就是受苦，生存就是在苦难中找到某种意义。
最伟大的艺术是让不可见的东西变得可见。
In mathematics, you don't understand things. You just get used to them.
The essence of education means: one tree shakes another, one cloud pushes another, one soul awakens another.
The Internet is a reflection of our society and that mirror can be either flattering or unflattering depending on who is looking.