His father, who was a man of property and belonged to the class of the "Knights," moved to Rome when Cicero was a child; and the future statesman received an elaborate education in rhetoric, law, and philosophy, studying and practising under some of the most noted teachers of the time. He began his career as an advocate at the age of twenty-five, and almost immediately came to be recognized not only as a man of brilliant talents but also as a courageous upholder of justice in the face of grave political danger. After two years of practice he left Rome to travel in Greece and Asia, taking all the opportunities that offered to study his art under distinguished masters. He returned to Rome greatly improved in health and in professional skill, and in 76 B. C