Hello and welcome to Steemit! You wrote a very good introduceyourself post.
That is a long ride back and forth to school. I'm guessing you ride a bike if you do 20 kilometers in 3 hours, right? You are very dedicated. Congratulations! You'll be successful for sure working as hard as you are.
Here is a post I made to help onboard new people. There should be some tips and tricks to make you a pro Steemian in no time at all:
Thank you for the appreciation. I don't have a bike and I don't know how to ride on it. Hope I can someday. Thanks for the help!