The success of an enterprise depends not only on technology but also on a deep understanding of the market and quick responses.

"A nation that destroys its soils destroys itself. Forests are the lungs of our land, purifying the air and giving fresh strength to our people."

学习数学的唯一方法就是做数学。

当你不再试图理解这个世界时，它几乎就是和平的。