Spacetime tells matter how to move; matter tells spacetime how to curve.

This is *our* Universe, our museum of wonder and beauty, our cathedral.

Surely where there's smoke there's fire? No, where there's so much smoke there's smoke.

I like to say, when asked why I pursue science, that it is to satisfy my curiosity, that I am by nature a searcher trying to understand. If you haven't found something strange during the day, it hasn't been much of a day.

We all know that the real reason universities have students is in order to educate the professors.

The job of a theoretical physicist is to make mistakes as fast as possible .

The observer cannot be left out of the description of the observation.