Don‘t waste your time on a man/woman， who isn‘t willing to waste their time on you。
引用《于是一片光明》
The architect must think like a sculptor and a scientist.
发现说谎者悖论及相关悖论使人们认识到，直觉上的真理概念并不像乍看起来那么简单。
殖民地是一个新人类计划将被测试的地方，在那里一个无国界、无种族、无国家、无阶级、无性别、无宗教和无货币世界的梦想将被实现。
As you grow older, you will discover that you have two hands, one for helping yourself, the other for helping others.
The more you can see, the more you can feel.
