Science is what we have learned about how to keep from fooli... - Richard Feynman

"Physics is like sex: sure, it may give some practical results, but that's not why we do it."

"I learned very early the difference between knowing the name of something and knowing something."

"Physics isn't the most important thing. Love is."

"The first principle is that you must not fool yourself and you are the easiest person to fool."

"For a successful technology, reality must take precedence over public relations, for nature cannot be fooled."