Wisdom or artificial intelligence?

In a self-congratulatory mood, I announced, "You know, I have a dinner date today with Mr Kaushal... my student." My better half replied, "Yes, we know. My grandson, studying in class IX, said sarcastically, "Enjoy your dinner, grandpa. Teachers' Day dinners are not going to last long." Indignant and a little annoyed, I asked, "What do you mean?" "Sorry, grandpa.