对抗压力最强大的武器是我们能够选择一种思想而非另一种。
The greatest weapon against stress is our ability to choose one thought over another.
The future of drones is not to replace humans, but to empower them.
The whole problem with the world is that fools and fanatics are always so certain of themselves， and wiser people so full of doubts.
We live in an age of narrative complexity, where the stories we tell are as intricate as the lives we lead.
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。