¿Cómo eras de pequeño si dices que has cambiado tanto? - Era mucho más alegre.What were you like when you were little if you say you've changed so much? - I was much more cheerful.
¡Nunca me hubiera imaginado cómo eras de pequeño! ¡Cambiaste muchísimo!I would've never imagined what you looked like as a child! You've changed a lot!