This is the type of Q&A that makes the internet so important

https://lemmy.world/post/39192439

Towel has two sides & two ends. Check mate.
Also four sides and four corners. Use this information with wisdom and not foolishness.
The corners are used for cleaning ears

Drying ears, you mean?

Otherwise I fear for the purpose you’re going to put those edges to.

The remaining corners can be used for drying, yes
I keep my corners pristine as a sign of arrogance & superiority.