We're not flamingo nuts, but we are flamingo crazy.

Crazy Glenn. We know I'm nuts.

Isn't it fun to be nuts? Isn't it fun to be crazy?

... the reason life works at all is that not everyone in your tribe is nuts on the same day. [pp. 65-66]

I guess it's better having him interested in gas engines rather than having him in the tavern or chasing these young girls.

Crazy people don't sit around wondering if they're nuts.