In the past, if I were to come to the lecture hall and find prepared for me a drink contained in a paper cup, I would take the occasion to complain about it, because I really felt that this was a matter of great importance.
過去我在講堂上，如果出現的是一個紙杯，我就會順勢發一頓牢騷，我真心認為這是很重要的一件事。