(Neelix explains Tuvok's difficulties by comparing flexible flower stems to rigid ones)
Tuvok: You are saying the Maquis crew is rigid and infelxible, that they will never adjust to Starfleet rules!
Neelix: No, Mr Vulcan, I'm saying that you are rigid and inflexible. But maybe if you learned to bend a little, you might have better luck with your class.