Cicero, a Roman statesman, lawyer, political theorist, philosopher, and Roman constitutionalist, played a critical role in the transformation of the Roman Republic into the Roman Empire. Even today he has a major influence on Western philosophy, politics and literature. This book contains four of his ethical writings, namely On Moral Duties (De Officiis), On Old Age (De Senectute), On Friendship (De Amicitia) and Scipio's Dream.