Agreed. I believe it gave credence to the idea that they're shipmates who have served alongside one another for a long time. For example, I like how Worf became more comfortable with them over time.
“I've noticed that about your people, Doctor. You find it easier to understand the death of one than the death of a million. You speak about the objective hardness of the Vulcan heart, yet how little room there seems to be in yours.” - Spock, The Immunity Syndrome
Leonard Nimoy: 1931 - 2015