Fitzgerald's advice to daughter

Worry about courage.
Worry about cleanliness.
Worry about efficiency.
Worry about horsemanship.
Don’t worry about popular opinion.
Don’t worry about doll.
Don’t worry about the past.
Don’t worry about the future.
Don’t worry about growing up.
Don’t worry about anyone getting ahead of you.
Don’t worry about triumph.
Don’t worry about failure unless it comes through your own fault.
Don’t worry about mosquitoes.
Don’t worry about flies.
Don’t worry about insects in general.
Don’t worry about parents.
Don’t worry about boys.
Don’t worry about disappointments.
Don’t worry about pleasures.
Don’t worry about satisfactions.
Think about: What am I really aiming at?

- F. Scott Fitzgerald, Letters to His Daughter, ed. Andrew Turnbull (New York: Scribner, 1965)