bêtise

Quelle bêtise !

This is silly.

J'ai fait une bêtise.

I did something stupid.

Thomas a fait une grosse bêtise.

Tom did a very stupid thing.

Tu as fait une bêtise en l'invitant.

You made a mistake when you invited him.

La bêtise humaine est internationale.

Human stupidity is international.

Je ne peux m'empêcher de rire devant ta bêtise.

I can't help but laugh at how foolish you were.

La bêtise est aussi un don naturel.

Stupidity is also a natural talent.

La bêtise humaine est sans limite.

Human stupidity is without limits.

Il est impossible de légiférer contre la bêtise.

It's not possible to legislate against stupidity.