Quality is free. It's not a gift, but it's free. What costs money are the unquality things -- all the actions that involve not doing jobs right the first time.

"The future is about creating a better world for everyone."

I believe that if you'll just stand up and go, life will open up for you. Something just motivates you to keep moving.

程序最重要的属性是它是否实现了用户的意图。

追求幸福是一种徒劳的努力；真正的满足在于接受。