Every tree we plant today is a legacy for generations we'll never meet.
When we love, we always strive to become better than we are. When we strive to become better than we are, everything around us becomes better too.
The beauty of mathematics only shows itself to more patient followers.
对天资在中等程度以上的人，可以和他谈论高深的学问；而对于中等以下天资的人，则不可以和他谈论高深的学问。
The future belongs to those who believe in the beauty of their dreams.
逝者并未离去，他们是我们的一部分。