Spock arched an eyebrow and decided there was no harm in telling the young woman a little of the alternate timeline the Captain had experienced. It was classified but only in terms of how it had happened, not what they had seen. "The alternate time line that we experienced was very similar to our own except our society was... violent and warlike rather than peaceful. It would have been intriguing to determine where the critical point of divergence was but regrettably I was unable to do so."
He glanced down at the tricorder which seemed to be behaving itself a little better now and bowed slightly. "I thank you for your offer, Miss Davies, but I would prefer to continue my research independently."