Everything has its limit - iron ore cannot be educated into gold. Auteur: Mark Twain Copy Quote More from Mark Twain “Do something everyday that you don't want to do; this is the golden rule for ac…” “Of course, no man is entirely in his right mind at any time.” “If you want me to give you a two-hour presentation, I am ready today. If you wa…” “But death was sweet, death was gentle, death was kind; death healed the bruised…”