Did Vanessa realize how offensive her words just now were to a Vulcan? Everything could be based on logic. Giving her brother a look of discomfort as the Human got closer to her, T'Pau was beginning to realize the trouble she had gotten herself into.
"Pleasure is a Human emotion," T'Pau responded dismissively.
Both eyebrows rose at Victoria surmising that he wanted to be a mechanic. Anyone who passed the entrance exam of Starfleet Academy should know what Quantum Mechanics were. Therefore, it was logical for Vaun to assume that the Human woman was making an attempt at humor. How very trying.
"Yes. I want to be a mechanic of the universe," he conceded to her point of view.