Me,"Dad, you're so pessimistic."
Dad, "Optomists are often disappointed. Pessimists are sometimes pleasantly surprised."
On "if only": If only frogs had wings, they wouldn't bump their butts while hoppin." also Dad.
Yet another Dadism: Careful, that's slicker than greased owl *****.
And one from a buddy of mine currently doing time, Rooster:
French fries are good for ya'. It's gots potatos in it.