Every science has for its basis a system of principles as fixed and unalterable as those by which the universe is regulated and governed. Man cannot make principles; he can only discover them.
Thomas PaineCivilization, or that which is so called, has operated two ways to make one part of society more affluent and the other part more wretched than would have been the lot of either in a natural state.
Thomas PaineAnd as to you, Sir, treacherous in private friendship and a hypocrite in public life, the world will be puzzled to decide whether you are an apostate or an impostor; whether you have abandoned good principles, or whether you ever had any.
Thomas Paine