It is entirely possible that behind the perception of our senses, worlds are hidden of which we are unaware.
Albert EinsteinDon't be too hard on me. Everyone has to sacrifice at the altar of stupidity from time to time.
Albert EinsteinBut if the longing for the achievement of the goal is powerfully alive within us, then shall we not lack the strength to find the means for reaching the goal and for translating it into deeds.
Albert Einstein