And he says that he never would have become such an expert in the first place had he not been too introverted to leave the house when he was growing up.
Και λέει ότι δεν θα γινόταν  ποτέ τέτοιος ειδικός, αν δεν ήταν τόσο εσωστρεφής  ώστε να μην βγαίνει από το σπίτι του καθώς μεγάλωνε.