用户界面中最重要的东西是反馈。
一个笼子去寻找一只鸟。
Life is the sum of all your choices.
如果你没有做错什么,你就没有什么可隐藏的。
The only way to find out anything about what kinds of books people would like to read is to publish books and see what happens.
Education is the art of making man ethical.
Success is not an entitlement. It has to be earned.