It seems the young Albert Einstein was never exactly an ordinary child. When he was given a c______

at the age of five, it ignited his i______ . Not only was the young Albert passionately c______, he was also remarkably p______ and would not easily give up on a problem. Albert's development was also s______ by the company of intelligent adults such as an uncle of his who was an engineer and a medical student who was a friend of the family. Einstein was i______ to take up mathematics by Euclidean geometry. His true g______ lay in his ability to express c______ ideas in simple language. By the age of twenty-six Einstein had already produced his most famous work, although he never stopped looking for answers.