The work is never finished until it's in the world.

I wouldn’t say I have a lack of fear.In fact， I’d like my fear emotion to be less because it’s very distracting and fries my nervous system.

在济贫院这个只有穷人和无家可归的人待的地方，死亡毕竟是一件非常平常的事。

安全是最大的效益，事故是最大的浪费。

You get what you give. What you put into things is what you get out of them.

A proof is a device for convincing someone else that a mathematical statement is true.