More quotes by Richard Feynman

"Religion is a culture of faith; science is a culture of doubt."
"Physics isn't the most important thing. Love is."
"Science is what we have learned about how to keep from fooling ourselves."
"You can know the name of a bird in all the languages of the world, but when you're finished, you'll know absolutely nothing whatever about the bird... So let's look at the bird and see what it's doing -- that's what counts."
"Physics is like sex: sure, it may give some practical results, but that's not why we do it."