Re: Would Spock Prime think Kirk and a young Kirk Prime look identical
Just as I never ever believed that Sybok was Spock's brother let alone a son of Sarek.
Technically, he was his half
"He clapped his captain—his friend—on the shoulder. Yes, this man was very much like James Kirk, in all the ways that mattered." --Christopher L. Bennett-- Star Trek: Mere Anarachy, The Darkness Drops Again