'''Albert Einstein''' (1879-1955) was the most famous [[physicist]] of the 20th century, who however self-described himself to be “more of a [[philosopher]] than a physicist”.<ref name="Capria">{{cite book |author=Marco M. Capria, Aubert Daigneaut et al. |title=Physics Before and After Einstein |publisher=IOS Press |year=2005 |chapter=1. Albert Einstein: A Portrait |pages=12|isbn=1-58603-462-6 |url=http://www.dmi.unipg.it/~mamone/pubb/PBAE.pdf |quote=To his collaborator Leopold Infeld he said: “I am really more of a philosopher than a physicist” [17, p. 258].}}</ref>{{#tag:ref|[[Richard Feynman]] observed that "The philosophers are always on the outside making stupid remarks."<ref name="Devils">{{Cite book | '''Albert Einstein''' (1879-1955) was the most famous [[physicist]] of the 20th century, who however self-described himself to be “more of a [[philosopher]] than a physicist”.<ref name="Capria">{{cite book |author=Marco M. Capria, Aubert Daigneaut et al. |title=Physics Before and After Einstein |publisher=IOS Press |year=2005 |chapter=1. Albert Einstein: A Portrait |pages=12|isbn=1-58603-462-6 |url=http://www.dmi.unipg.it/~mamone/pubb/PBAE.pdf |quote=To his collaborator Leopold Infeld he said: “I am really more of a philosopher than a physicist” [17, p. 258].}}</ref>{{#tag:ref|[[Richard Feynman]] observed that "The philosophers are always on the outside making stupid remarks."<ref name="Devils">{{Cite book |