...The body is affected by the image of the thing, in the same way as if the thing were actually present.
Baruch SpinozaI have resolved to demonstrate by a certain and undoubted course of argument, or to deduce from the very condition of human nature, not what is new and unheard of, but only such things as agree best with practice.
Baruch SpinozaIndulge yourself in pleasures only in so far as they are necessary for the preservation of health.
Baruch SpinozaIt may easily come to pass that a vain man may become proud and imagine himself pleasing to all when he is in reality a universal nuisance.
Baruch Spinoza