knows what [he/she] wants
Ni usted mismo sabe lo que quiere.
You don't even know what you want yourself.
Tom no sabe lo que quiere Mary.
Tom doesn't know what Mary wants.
Sin duda, esta mujer sabe que no sabe lo que quiere.
Without a doubt, this woman knows that she doesn’t know what she wants.
He knows what he wants.
Ella sí sabe lo que quiere en la vida.
She knows what she wants in life.
Soy un hombre que sabe lo que quiere.
I am a man who knows what he wants.
Tom no sabe lo que quiere.
Tom doesn't know what he wants.
She knows what she wants.
She knows what she wants.
Un hombre que sabe lo que quiere.
A man who knows what he wants.