Einstein was very good at physics. He was born in Ulm, Germany where he grew up in Munich and his family was Jews but did not practice it. Not very much is known about him when he was a kid. He was real slow in learning to speak. He was thought to be mentally retarded. Some people have thought he was dyslexic. A headmaster told his father that whatever Einstein wanted to do when he …showed first 75 words of 607 total…

…showed last 75 words of 607 total…up the question of gravity in his next major publication in 1916, "The foundations of the general theory of relativity". One expert called it "the greatest feat of human thinking about nature". Whereas Newton had seen gravity as a universally present force, Einstein described it as a characteristic of matter. The World Encyclopedia, 1953, Field Enterprise, Inc., Chicago. History Channel.com, 1979, Einstein Universe by Ronald W. Clark. History Channel.com, 1974, The life and Times by Nigel Calder.