Physicist Quotes and aphorisms about essential Walther Bothe Hermann von Helmholtz Eric Betzig Frank Tipler ,, A person whose skin is metallic can no more have its reproduction restricted than a black-skinned p... Paul Dirac Pierre-Gilles de Gennes Francois Englert Francois Englert David Douglass Lawrence M. Krauss ,, I am in favor of saying, 'Okay, let's get teams of educators and experts in certain disciplines to ...