We are in danger of destroying ourselves by our greed and stupidity. We cannot remain looking inwards at ourselves on a small and increasingly polluted and overcrowded planet.

The universe and the Laws of Physics seem to have been specifically designed for us. If any one of about 40 physical qualities had more than slightly different values, life as we know it could not exist: Either atoms would not be stable, or they wouldn't combine into molecules, or the stars wouldn't form heavier elements, or the universe would collapse before life could develop, and so on...

It is tribute to how far we have come in theoretical physics that it now takes enormous machines and a great deal of money to perform experiments whose results we can not predict.

Religion believes in miracles, but these aren't compatible with science.

We are only the temporary custodians of the particles which we are made of. They will go on to lead a future existence in the enormous universe that made them

Succeed in spite of management.

You cannot understand the glories of the universe without believing there is some Supreme Power behind it.