[Liquix]

Perhaps also a strong sense of duty and shame - after skipping one lesson they are too embarrassed to show up again. Each successive failure to respond deepens the embarrassment, making facing the instructor again an unthinkably difficult task. The same thing can happen with lack of attendance at university classes in other countries.

[fomine3]

This is my mind. If cancellation is available through a web form, it's easy. However, having to communicate it through a conversation makes me nervous.