Richard P. Feynman Quotes: Energy is a very subtle concept. It is very, very difficult to get right. ...

Energy is a very subtle concept. It is very, very difficult to get right. (Richard P. Feynman)

Richard P. Feynman Quotes Pictures

Richard P. Feynman Quotes: Energy is a very subtle concept. It is very, very difficult to get right.

Richard P. Feynman Quotes: Energy is a very subtle concept. It is very, very difficult to get right.

Richard P. Feynman Quotes: Energy is a very subtle concept. It is very, very difficult to get right.

Richard P. Feynman Quotes: Energy is a very subtle concept. It is very, very difficult to get right.

Richard P. Feynman Quotes: Energy is a very subtle concept. It is very, very difficult to get right.

Richard P. Feynman Quotes: Energy is a very subtle concept. It is very, very difficult to get right.

Richard P. Feynman Quotes: Energy is a very subtle concept. It is very, very difficult to get right.

Richard P. Feynman Quotes: Energy is a very subtle concept. It is very, very difficult to get right.

Richard P. Feynman Quotes: Energy is a very subtle concept. It is very, very difficult to get right.

Richard P. Feynman Quotes: Energy is a very subtle concept. It is very, very difficult to get right.

Richard P. Feynman Quotes: Energy is a very subtle concept. It is very, very difficult to get right.

Richard P. Feynman Quotes: Energy is a very subtle concept. It is very, very difficult to get right.

Richard P. Feynman Quotes: Energy is a very subtle concept. It is very, very difficult to get right.

Richard P. Feynman Quotes: Energy is a very subtle concept. It is very, very difficult to get right.

Richard P. Feynman Quotes: Energy is a very subtle concept. It is very, very difficult to get right.