I can never be safe; I always try and go against the grain. As soon as I accomplish one thing, I just set a higher goal. That’s how I’ve gotten to where I am.
每一块曾经制造的塑料仍然存在于地球的某个地方——这既是我们的挑战,也是我们的责任。
数学不仅仅是关于数字、方程、计算或算法:它是关于理解的。