Act as if you were already happy and that will tend to make you happy.
The person who seeks all their applause from outside has their happiness in another's keeping .
Good leaders are scarce; so I'm following myself.
People do things for "their" reasons, not ours. So find their reasons.
Merely stating a truth isn't enough. The truth has to be made vivid, interesting, dramatic. You have to use showmanship.
Give your problem all the thought you possibly can before a solution is reached. But when the matter is settled and over with, worry not at all.