"And since you've been taught the lessons of gravity tonight, I don't want to stand in the way to the delicious dinner that's waiting for you. Thank you very much for listening to me so patiently."Do you think the speaker is implying that the lessons were very boring?
In academia the food is always more important than the lecture. I don't think he means to say that the lecture was boring; he probably means that the food pulls on the attendees similar to the pull of gravity.
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