On Peace of Mind and Care of Health

This book deals with Seneca treatise on Peace of Mind and Care of Health.

“I have given you an account of what things can preserve peace of mind, what things can restore it to us, what can arrest the vices which secretly undermine it: yet be assured, that none of these is strong enough to enable us to retain so fleeting a blessing, unless we watch over our vacillating mind with intense and unremitting care...”