If knowledge can create problems, it is not through ignorance that we can solve them.
My expectations were reduced to zero when I was 21. Everything since then has been a bonus.
The most important thing in mathematics is to understand the concepts, not just to memorize formulas.
我很幸运能做我喜欢的事情。
The first sentence of every novel should be: "Trust me, this will take time but there is order here, very faint, very human."