The past is always tense, the future perfect.
过去总是紧张的，未来是完美的。
The goal of the future is full unemployment, so we can play. That's why we have to destroy the present politico-economic system.
书籍是很好的礼物，因为它们里面包含了整个世界。
个人只有将自己置于自己的时代中，才能理解自己的经历并衡量自己的命运，只有意识到自己处境中所有个体的机会，才能知道自己的生活机会。
你唯一的限制就是自己设定的限制。
The most important thing in science is not so much to obtain new facts as to discover new ways of thinking about them.
The unity of mathematics is not an illusion but a reality waiting to be uncovered.