When that one teacher that everyone loves, but always seems exhausted, hears your request for help, takes a long tired sigh, then turns on a smile and spends th

When that one teacher that everyone loves, but always seems exhausted, hears your request for help, takes a long tired sigh, then turns on a smile and spends the next 30 minutes walking you through the material....That's someone who had to learn to be a great teacher. It obviously costs them a lot to teach, yet teach they do.