在这个世界上能为别人减轻负担的人都是有用的。

Psychology is the science of mental life.

Love is the world's infinite mutability; lies, hatred, murder even, are all knit up in it.

The only way to do great work is to love what you do.

I didn't get to where I am by chasing mediocre opportunities.

The best way to predict the future is to create it.