Albert Einstein ( EYEN-styne; German: [ˈalbɛʁt ˈʔaɪnʃtaɪn] (listen); 14 March 1879 – 18 April 1955) was a German-born theoretical physicist. Best known for developing the theory of relativity, he also made important contributions to the development of the theory of quantum mechanics, and thus to modern physics. His mass–energy equivalence...
To punish me for my contempt for authority, fate made me an authority myself.