"One of the greatest minds of the twentieth century"--New York Review of Books
"The essence of physics and Feynman. No jargon, just ideas, excitement, and the straight dope. And real answers, like 'we don't know.'"--Stephen Wolfram
"The most original mind of his generation."--Freeman Dyson
"If one book was all that could be passed on to the next generation of scientists it would undoubtedly have to be Six Easy Pieces."--John Gribbin, New Scientist