They were trying to defend themselves, their way of life. Preserve their species.

S: Who’s going to look after Naomi?
T: You should not concern yourself with that now.
S: How can you say that?

We would be telepathically linked, exchanging our thoughts. In essence, becoming one mind.

You’re destroying the work of every generation that came before you. Our ship isn’t just a collection of modules, it’s an expression of unity, tradition.

Star Trek: Voyager - The Disease (Season 5, Episode 17)

As your Tactical Officer, I will continue to do my best to ensure a safe passage home. As a Vulcan, I share the following sentiment: Live long and prosper.