Albert Einstein was born in Ulm，Germany in 1879.When he was a boy，he liked to ask questions.By the time he was fourteen years old，he had learned advanced mathematics all by himself.He wanted to be a physicist and devote himself to abstract(抽象的) research. However，his family could not pay for the advanced education that young Albert needed.But his parents did manage to send him to a technical school.After graduation，he went to work.With the pay that he received，he was later able to go on with his education at the University of Zurich，where he received a doctor’s degree in 1905.This was the period when he first began the research and studies which led to his famous “Theory of Relativity”.

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