It's not whether you get knocked down, it's whether you get up.
重要的不是你被击倒,而是你是否能站起来。
数学不是关于数字、方程、计算或算法的:它是关于理解的。
The biggest risk is not taking any risk. In a world that's changing quickly, the only strategy that is guaranteed to fail is not taking risks.
The only limit is the one you set for yourself.
创新不仅仅是创造新事物,而是以最有效的方式解决实际问题。