3 Richard Feynman Quotes on Quantum mechanics

Richard Feynman quotes on quantum mechanics

18. I think I can safely say that nobody understands quantum mechanics.

84. I am not happy with all the analysis that go with just classical theory, because nature is not classic, dammit, and if you want to make a simulation of nature you'd better make it quantum mechanical and by golly it is a wonderful problem.

86. Thirty-one years ago [1949], Dick Feynman told me about his 'sum over histories' version of quantum mechanics. 'The electron does anything it likes,' he said. 'It just goes in any direction at any speed, forward or backward in time, however it likes, and then you add up the amplitudes and it gives you the wave-function.' I said to him, 'You're crazy.' But he wasn't.