That was stupid, of course - I should have seen through it then.

How stupid of us, to think we could cut them off from our culture.

Stupid of me, since I'd not been the one to put it there.

It was stupid of her to have asked him out to eat tonight.

It's stupid of me to do it to myself, but here goes.

It was stupid of me to show them to him.

Stupid of me - but the case is so interesting.

Stupid of me never to have been in the place.

Take the stupid out of the above and you are spot on.

Stupid of the man, he thought, to take a woman into a situation like this.