The goal of mathematics is to make the simple complicated, and the complicated simple.

To change one’s life: Start immediately. Do it flamboyantly. No exceptions.

管理是企业的核心，只有科学管理才能提高效率。

"Sometimes we get sad about things and we don’t like to tell other people that we are sad about them."

The world is full of broken people trying to fix each other.

Short-term profits should never override long-term planetary health.