Not one shred of evidence supports the notion that life is serious. Obstacles are those frightful things you see when you take your eyes off your goals. On the keyboard of life, always keep one finger on the escape key. Out of Body. Back in Five Minutes.
Political promises go in one year and out the other.
Someone who thinks logically is a nice contrast to the real world. The good you do today will be forgotten tomorrow. Do good anyway. The only evidence against evolution are its opponents. There's a pinch of the madman in every great man.