What makes us so bitter against people who outwit us is that they think themselves cleverer than we are. François de La Rochefoucauld
Hindsight is notably cleverer than foresight. Chester W. Nimitz
In order to succeed it is not necessary to be much cleverer than other people. All you have to do is be one day ahead of them. Leó Szilárd
Marriage is a fight to the death, before which the wedded couple ask a blessing from heaven, because it is the rashest of all undertakings to swear eternal love; the fight at once commences and victory, that is to say liberty, remains in the hands of the cleverer of the two. Honoré de Balzac
God didn't produce a ready-made world. The Creator has done something cleverer than this, making a world able to make itself. John Polkinghorne
Don't be so clever; cleverer ones than you are in jail. Russian Proverb