About morals, I know only that what is moral is what you feel good after and what is immoral is what you feel bad after.
When writing a novel a writer should create living people; people not characters. A character is a caricature.
To be a successful father... there's one absolute rule: when you have a kid, don't look at it for the first two years.
If you are lucky enough to have lived in Paris as a young man, then wherever you go for the rest of your life it stays with you, for Paris is a moveable feast.