If you believe in yourself, anything is possible.
战争是一场悲剧,但有时是必要的。
Overfishing will only turn the ocean into a desert, we must learn restraint.
To write is to resist the forces of forgetting.
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:它是关于理解的。
语言中最危险的短语是:“我们一直都是这样做的。”