Happiness is not something ready made. It comes from your own actions.

Today was good. Today was fun. Tomorrow is another one.

Success in farming comes from understanding both the land and the market.

"You can't go back and change the beginning, but you can start where you are and change the ending."

Cryptography is about communication in the presence of adversaries.

在科学中，最令人兴奋的短语不是“我找到了！”，而是“这很有趣...”