All except 3 & Better than "Learn from the mistakes of others." Better than "There is no 'We'. you (individually) have NOTHING to do with their success or failure" Solid advice - I love this. (Hate the typos, though.
Forgive - most people misunderstand the reason for forgiving them for their hateful behavior towards you, it never means you want restoration - it only means they are not worth your energy, power or peace of mind.