深度学习是一种超能力。有了它，你可以让计算机看、听和学习。
I don’t think about being the best, I think about being better than yesterday.
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。
我不是为孩子写作，我是为人写作。
In the Internet age, speed is more important than perfection.