The Imagination that is raised in man (or any other creature imbued with the faculty of imagining) by words, or other voluntary signs, is that we generally call Understanding; and is common to Man and Beasts.
Thomas HobbesHeresy is a word which, when it is used without passion, signifies a private opinion. So the different sects of the old philosophers, Academians, Peripatetics, Epicureans, Stoics, &c., were called heresies.
Thomas HobbesLaughter is nothing else but sudden glory arising from some sudden conception of some eminency in ourselves, by comparison with the infirmity of others, or with our own formerly.
Thomas HobbesEmulation is grief arising from seeing one's self, exceeded or excelled by his concurrent, together with hope to equal or exceed him in time to come, by his own ability. But envy is the same grief joined with pleasure conceived in the imagination of some ill-fortune that may befall him.
Thomas Hobbes