If happiness truly consisted in physical ease and freedom from care, then the happiest individual would not be either a man or a woman; it would be, I think, an American cow.

The happiest people in this world are those who have the most interesting thoughts.

The happiest person is he who thinks the most interesting thoughts.

The happiest people in this world are those who have the most interesting thoughts

The belief that youth is the happiest time of life is founded on a fallacy. The happiest person is the person who thinks the most interesting thoughts, and we grow happier as we grow older.

Those who decide to use leisure as a means of mental development, who love good music, good books, good pictures, good plays, good company, good conversation - what are they? They are the happiest people in the world.