You utter fool.

as someone the King could never defeat!

A short and foolish dream...

Even though the most useless people are just the most foolish.

That may be the stupidest question I've ever heard, Leorio.

Just now, your actions were both selfish and foolish.

I see the granddaughter of a foolish king has foolish servants, too.

Farewell, heroic yet foolish crusader!

How foolish can you possibly be?

I can't believe this craziness!

He's the one who put such foolish thoughts in your head!

Tell them you apologize for having such foolish thoughts!

I'm not foolish enough to fall for that one.

I have no way to atone for my sloth and foolishness but by punishment.

to a fool like you, a being that lives for eternity, but wastes most of it in idleness!

Human stupidity is astounding, isn't it?

We're happy enough as we are, and it would be foolish to turn the whole world against us.

Moron. I can't believe you picked it up.

Don't you think it's foolish?

I hope you're not a fool.