世界如此之大，同时又如此之小。
The world is so large and so small at the same time.
Every year of delay makes the problem harder to solve.
If you want to lead, you must first learn to follow.
数学不仅仅是关于数字、方程、计算或算法：它是关于理解的。
诗歌不是奢侈品，而是精神的必需品。
勇气是人类最重要的一种特质，倘若有了勇气，人类其他的特质自然也就具备了。
"The only thing worse than being blind is having sight but no vision."
