The world is full of obvious things which nobody by any chance ever observes.
世界上充满了显而易见的事情，但没有人会偶然观察到。
I think that’s the single best piece of advice: constantly think about how you could be doing things better and questioning yourself.
Don't worry about the world coming to an end today. It's already tomorrow in Australia.
智慧的真正标志不是知识，而是想象力。