Baseball happens to be a game of cumulative tension but football basketball and hockey are played with hand grenades and machine guns.

Even the most wretched individual of our present society could not exist and develop without the cumulative social efforts of countless generations.

We have to judge politicians by their cumulative score. In one innings they make a great catch in another they drop the ball. In one they score a home run in another they strike out. But it is their cumulative batting average that we are interested in.

Raising children is an incredibly hard and risky business in which no cumulative wisdom is gained: each generation repeats the mistakes the previous one made.