This was clearly abnormal. He knew that well, being a doctor himself.
Memories of kindergarten may be hazy due to young age, yet there are still some vague remnants of impressions left in an adult's mind, because a child of that age already possesses the ability to remember.
At the very least, one would remember the thing they hated most about kindergarten.
"Mom, what did I hate doing in kindergarten?"
Ou Chunhua said, "When you were in kindergarten, you hated eating fatty pork the most. And then, every weekend, you'd fuss about wanting to rush home. Come to think of it, all the kids were the same, hating fatty pork, disliking kindergarten, preferring to play at home."
Ou Yanan simply couldn't recall any experience of hating to eat fatty pork. He seemed to have never disliked fatty pork.
At this point, a sudden silence fell between mother and son.