人，与宇宙中任何其他有机或无机的事物不同，超越了他的工作，走上他概念的阶梯，超越了他的成就。
预测你未来的最好方法就是创造它。
The study of truth requires a considerable effort - which is why few are willing to undertake it out of love of knowledge - despite the fact that God has implanted a natural appetite for such knowledge in the minds of men.
The great growling engine of change—technology.
To do mathematics is to engage in an act of discovery and conjecture, intuition and inspiration.