数学不仅仅是关于数字、方程、计算或算法:它是关于理解的。
Failure is not scary; what's scary is losing the ability to learn from it.
"Writing is a way of life, a way of understanding the world and oneself."
The most effective economic communities are founded on a shared ethical horizon, which includes a set of moral obligations that members of the community owe to one another.