Your voice can change the world.
自由不是没有主人,而是选择自己的主人。
I don't have any particular recipe [for developing new proofs] ... It is the reason why doing research is challenging as well as attractive. It's like being lost in a jungle and trying to use all the knowledge that you can gather to come up with some new tricks, and with some luck you might find a way out.
善良一点,因为你遇到的每个人都在打一场艰苦的战斗。
"In the end, we are all just trying to make sense of the madness around us."