Today's guest speaker is Dr. Oxygenator, renowned biotologist extraordinaire.
Q: Dr. Oxygenator, why do you insist on using so much oxygen in your lectures?
A: Because, my dear attendees, oxygen is the answer to all life's greatest questions. It's the answer to the question of life, the universe, and everything.
Next week: Dr. Oxygenator will be giving a talk on Oxygenation for Parties