Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.
数学不是关于数字、方程、计算或算法的:它是关于理解的。
"In the end, we only regret the chances we didn't take."
Space must be felt to be understood.
I'm the reason you're dead, I'm the reason you bled.
尽可能广泛地涉猎各门学问,并且尽可能深入地择一钻研。