you're tired
A juzgar por tu apariencia, diría que estás cansado.
Judging by your appearance, I'd say you're tired.
Cuando estás cansado, no hay nada como tomar un baño.
When you're tired, there's nothing like taking a bath.
If you're tired, lie down.
Tú estás cansado, y yo también.
You're tired, and so am I.
You're probably tired.