Enthusiasm is followed by disappointment and even depression, and then by renewed enthusiasm.

Modern education is like being taken to the world's greatest restaurant & being forced to eat the menu.

The world of the quark has everything to do with a jaguar circling in the night.

If someone says that he can think or talk about quantum physics without becoming dizzy, that shows only that he has not understood anything whatever about it.

Sustainability is living on nature's income rather than living on its capital.

Everything that is not forbidden is compulsory.

Niels Bohr brainwashed a whole generation of theorists into thinking that the job (interpreting quantum theory) was done 50 years ago.

You know, there was a time, just before I started to study physical science, when astronomers thought that systems such as we have here in the solar system required a rare triple collision of stars

Both biological and cultural diversity are now severely threatened and working for their preservation is a critical task.

I would recommend that skeptics devote even more effort than they do now to understanding the reasons why so many people want or need to believe.

What is especially striking and remarkable is that in fundamental physics a beautiful or elegant theory is more likely to be right than a theory that is inelegant.

Earth’s troubles fade in the light of heaven’s hope.

Supporting a dictator is no different than eating a poisonous mushroom!

I'm filled with despair. We live in a pathological culture filled with rage and bitterness and greed. The hate-mongering and racism is reaching a frightening pitch.

I am here to give voice to the invisible.

When I think about actors I know, I'd much rather hear about who they're shagging than what film they're doing next.

I'd been chasing females all my life, not paying no mind to the fact that whatever's got tail at one end has teeth at the other, and now I was getting chomped.

I can't say it's not painful being estranged from most of my family. I wish it could be otherwise.

The first object of the painter is to make a flat plane appear as a body in relief and projecting from that plane

Because I wanted to have a place that I could create everything that I that I never had as a child. So, you see rides. You see animals. There's a movie theater.

I wish I had had my books when I was a kid, I do