心理过程的价值在于它对生命的服务。
The worth of a mental process is in its service to life.
Whatever you're meant to do, do it now. The conditions are always impossible.
不要看时钟，做它该做的事。继续前进。
The essence of mathematics lies in its freedom.
文学是人类在日益非人化的世界中最后的避难所。