数学的历史是人类思想和进步的历史。
The history of mathematics is a history of human thought and progress.
简单不是目标。它是一个好想法的副产品。
可持续性不是一种选择——它是我们对后代的责任。
In business, you have to be willing to take risks. If you don't take risks, you won't achieve anything.