Maybe, just maybe, he meant we should cure world hunger.
But I think that churches might be a little excessive. We could always use town squares or parks to congregate, and we could easily set up a little pasta kitchen around there.
"In the first place, God made idiots. That was for practice. Then he made school boards."
He who fights with monsters might take care lest he thereby become a monster. And if you gaze for long into an abyss, the abyss gazes also into you.
"If it turns out that there is a God, I don't think that he's evil. But the worst that you can say about him is that basically he's an underachiever."