A low murmur of laughter rose from the venue. Everyone had heard that classic old joke, but when the mood was right, they still wanted to laugh.
After everyone finished laughing, Song He continued:
"Cases of mathematics professors becoming plumbers have appeared in this world more than once. They can give us some food for thought."
"After the average IQ of people worldwide rises, it will be like having more mathematics professors. But will these additional mathematics professors actually have a place to apply their talents? Will they ultimately have to abandon the lecture hall and become happy plumbers?"
"I believe the key lies in the scientific research system."
"After the average IQ rises, only by allowing more people to enter a mature scientific research system and accelerating the conversion of academic research into practical products can we truly increase the productivity of human society and create a virtuous cycle."
"Otherwise, the significance of a higher average IQ will be limited. Most things in the world don't require profound thought. When everyone's intelligence is low, they go to the market to buy vegetables; when their intelligence is high, they still go to the market to buy vegetables. It may seem as though nothing has changed, and then we will have missed the golden opportunity for human technological progress."
"Smarter minds require greater wisdom to match them. Intelligence and wisdom are not the same thing."
"Intelligent people without wisdom can easily turn to high-IQ crime. Our world might see more fraud, murder, robbery, theft, and commercial traps. The crime rate could soar, and social order would be shaken. If that happened, having too many intelligent people would hardly be a good thing."
"A broad rise in IQ will inevitably bring changes to social attitudes and group habits. These changes will be