Stephen Hawking

Imaginary time is a new dimension, at right angles to ordinary, real time.

There is nothing bigger or older than the universe.

One can't predict the weather more than a few days in advance.

If you're not having a good time, find something else that gives you some joy in life.

We define ourselves as intelligent. That's odd, because we're doing the definition - We're creating our own definition and saying, 'We are intelligent!'