According to the passage, which of the following is NOT true?

A：The writer originally thought he wouldn’t go through pain when clearing the mess.

B：The writer was reminded of bad habits, immaturity, and a lack of comprehension.

C：The writer didn’t have a special feeling for the past of suffer pains for magical moments.

D：The writer felt happy to get rid of the textbooks and notes lying untouched for a long time.