ALL is with a purpose. ‘Teaching’ to swim could be ‘gentle’; “doggy paddle at the wall in the shallow edgdeere.” It could be: “Splash!” Figure out how to stay afloat as you gobble water and spit, short of breath! “Am I going to die?” You were allowed in be a seasoned ‘teacher’s. Focus!
https://bible.knowing-jesus.com/topics/Everything-Happening-For-A-Reason