I wanted my class to submit a written gesture of gratitude to some instructors. Then I encountered a surprising hurdle.

It turns out your mother was right: as short as they are, thank you notes are incredibly important. Writing one could make the difference between getting the job or not, so don't leave it up to chance ...

What you do is really important and I want you to know that we are very grateful for all the effort you put into the work that we need so much.” ...