The only person you should try to be better than is the person you were yesterday.
Innovation is the market introduction of a technical or organizational novelty, not just its invention.
Whether we are describing a king, an assassin, a thief, an honest man, a prostitute, a nun, a young girl, or a stallholder in a market, it is always ourselves that we are describing.
Every tyrant who has lived has believed in freedom--for himself.