没有比哲学家更无畏的航海者了。
There is no more intrepid a voyager than the philosopher.
不要试图改变外部世界,改变你的内在世界,外部世界会自动调整。
The only thing we have to fear is fear itself.
Every problem in mathematics is a puzzle waiting to be solved, and the joy is in the solving.
你越是处于心流状态,你就越能发展技能,取得的成就越多,对自己的感觉就越好。
羊羔有跪下接受母乳的感恩举动,小乌鸦有衔食喂母鸦的情义。