Complexity is the enemy of execution—keep solutions simple.

"The essence of mathematics lies in its freedom."

"Life is a series of natural and spontaneous changes. Don't resist them; that only creates sorrow. Let reality be reality. Let things flow naturally forward in whatever way they like."

如果谋虑不到，那么就根据过去推知未来（主要强调凭借经验），根据明显的事推知隐微的事。像这样谋虑，那么所谋必得（成功）。