Unattributable quotations
Anon (but made famous by J. F. Kennedy, although ascribed to the ancient Greeks)
Happiness is the exercise of vital powers,
along lines of excellence,
in a life affording them scope.
Anon (but attributed to Buddha and also Theosophy)
When the learner is ready, the teacher will appear.
Anon
Sometimes the pessimist in me says: "Life can't get any worse.".
But then the optimist in me says: "Of course it can!".