Being richer than anyone in the world doesn't mean you have common sense.

That's what we learned about Amazon CEO Jeff Bezos.

Bezos spoke at an event announcing a moon lander project called Blue Moon.

He also described his plans for how humans can live in space.

Watch a clip here.

According to reporter Jacqueline Klimas, Bezos described "building enormous, rotating habitats in space."

Wait a second.

Don't we already live in an "enormous rotating habitat in space"?

Earth.

Jeff Bezos described Earth.

And yes, everyone is making the same joke.

People criticized him in other ways, too.

You should probably learn to think before you speak, Jeff.

You can watch the full event here—it's a doozy.

Going to Space to Benefit Earth (Full Event Replay) youtu.be

Try again, Jeff.