Nature was not satisfied by a simple point charge but required a charge with spin.


about the electron, in Tomonaga, Sin-Itiro, translated by Takeshi Oka (1997). The Story of Spin. University of Chicago Press. p. 60. ISBN 0-226-80794-0.


Nature was not satisfied by a simple point charge but required a charge with spin.

Nature was not satisfied by a simple point charge but required a charge with spin.

Nature was not satisfied by a simple point charge but required a charge with spin.

Nature was not satisfied by a simple point charge but required a charge with spin.