一个人不能失去欲望。它们是创造力、爱和长寿的强大刺激物。

牛痘可以保护人体免受天花的感染。

You know some birds are not meant to be caged,their feather are just too bright.

"You have to be able to confront reality but also inspire hope."

The secret to success is to keep moving forward.

Humans are allergic to change. They love to say, 'We've always done it this way.' I try to fight that. That's why I have a clock on my wall that runs counter-clockwise.