Quote of the day
Time and trouble will tame an advanced young woman, but an advanced old woman is uncontrollable by any earthly force.
Walter Heitler
Born: January 2, 1904
Died: November 15, 1981 (aged 77)
Bio: Walter Heinrich Heitler was a German physicist who made contributions to quantum electrodynamics and quantum field theory. He brought chemistry under quantum mechanics through his theory of valence bonding.