How to say in Czech: He is such a smart person!

English
is such a
Czech
On je tak chytrý člověk!
He is smart.
He is really smart.
He is trying to be smart.
How can somebody so beautiful also be so smart?
He is such a boring person!
He is not a morning person.
He is young.
He lives there.
Sorry the place is such a mess...
He is divorced.

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