6. There is no need to try everything before you die. Really, there isn’t.
7. Books for grownups is the biggest betrayal in growing up that a reader will ever encounter.
8. Don’t trust an animal that grins all the time. (I am with Pratchett on this.)
9. Take care of yourself. You’re the expert.
And similarly:
10. Don’t bring yourself down. Lots of other people want to do that for you already. (Not that you should let them.)