Heisenberg has discussed the coupled double harmonic oscillator, and has shown that the ordinary rules of quantization lead to two non-combining sets of states in one of which the electrons are in phase and out of phase. The energy of the system is successively transferred from one to the other - resonance!
Linus PaulingIf you want to have good ideas you must have many ideas. Most of them will be wrong, and what you have to learn is which ones to throw away.
Linus PaulingI think that the formation of [DNA's] structure by Watson and Crick may turn out to be the greatest developments in the field of molecular genetics in recent years.
Linus Pauling