Emotions can capture attention automatically, demonstrating the close link between affective and cognitive systems.

I'm not a politician. I'm a performance artist.

Make no mistake about it: Computers process numbers - not symbols. We measure our understanding (and control) by the extent to which we can arithmetize an activity.

"真相是一面镜子，而镜子是一个影子。"

In the end, we only regret the chances we didn't take.

We must constantly look at things in a different way.

The best preparation for tomorrow is doing your best today.