Lord Chesterfield's advice to his son, on men and manners, or, A new system of education. In which the principles of politeness, the art of acquiring a knowledge of the world, are laid down in a plain, easy, and familiar manner. : To which are annexed, The polite philosopher: or, An essay on the art which makes a man happy in himself, and agreeable to others, : also, Lord Burghley's Ten precepts to his second son Robert Cecil, afterwards the Earl of Salisbury