The unity of mathematics is not imposed but discovered.
数学的统一性不是强加的，而是被发现的。
I don't think you should ever let anyone tell you what you can and can't do.
I’m not going to swim for anybody else. I’m swimming for me.
【译文】 孔子说：“君子吃不求饱、住不求安、做事灵敏、言谈谨慎、积极要求上进，就算好学了。”
The deepest theorems often arise from the simplest observations.
If something is too hard, we move on to something else.What could be more simpler than that?