Philosophy, like medicine, has plenty of drugs, few good remedies, and hardly any specific cures. – Nicolas Chamfort, Maximes et penseés

When he to whom one speaks does not understand, and he who speaks himself does not understand, that is metaphysics. – Voltaire, Philosophical Dictionary

Real philosophy seeks rather to solve than to deny. – Edward George Bulwer-Lytton

Philosophy is nothing but common sense in a dress suit. – Author unknown