Beauty is no quality in things themselves. It exists merely in the mind which contemplates them.

David Hume
Profession: Philosopher
Nationality: Scottish

Some suggestions for you :
Be a philosopher but, amid all your philosophy be still a man.
It is a just political maxim, that every man must be supposed a knave.
Human Nature is the only science of man; and yet has been hitherto the most neglected.
Nothing is more surprising than the easiness with which the many are governed by the few.