We should try to introduce our children to science today as a rebellion against poverty and ugliness and militarism and economic injustice.

That's, of course, the beautiful thing about science - that it's all about things we don't understand, not just the things we do understand.

If you go to London now, not everything is beautiful, but it's amazingly better than it was. And the Thames is certainly a lot better: There are fish in the Thames.

I like people who are working on practical things and who are working in teams. It's not so important to get the glory. It's much more important to get something that works. It's a better way to live.

Mind and intelligence are woven into the fabric of our universe in a way that altogether surpasses our understanding.

A model is such a fascinating toy that you fall in love with your creation.

Many of the technologies that are now racing ahead most rapidly, replacing human workers in factories and offices with machines, making stockholders richer and workers poorer, are indeed tending to accentuate the existing inequalities in the distribution of wealth.