Give a man a fire and he's warm for a day, but set fire to him and he's warm for the rest of his life.

The challenges of today are the opportunities of tomorrow—if we approach them with the right mindset.

数学的美在于它能够用一种既精确又普遍的语言来描述宇宙。

损失让你变得勤奋，而不是利润。