Richard Feynman
Cues
Showing 4 of 4 cues
“Test it this way: you say, “Without using the new word which you have just learned, try to rephrase what you have just learned in your own language.” Without using the word “energy,” tell me what you know now about the dog’s motion.” You cannot. So you learned nothing about science.”
“The first principle is that you must not fool yourself, and you are the easiest person to fool.”
Feynman's continuing-bond letter to Arline
Sixteen months after his wife Arline died, pragmatic physicist Richard Feynman overcame his belief that there was no sense in writing and wrote her a tender love letter, affirming his enduring love, shared projects and grief.
The wind-up toy dog and mystic energy
A first-grade science book asks what makes a wind-up toy dog move and answers "energy makes it move"; a mystic formula no better than saying "movability makes it move." The real answer is that the wound-up spring tries to unwind and pushes the gears; taking the toy apart teaches science.