If you’re hoping to be massively successful one day, the first thing to do is lose the sourpuss schtick. The research is in; the latter simply won’t work out for you.*
(Hugh Macleod)

I know that life without a cause is life without effect.**
(Paulo Coelho)

Optimism turns out to be something we can work at. It’s hard work, but worthwhile work.

(*From gapingvoid’s blog: The financial upside of being an optimist.)
(**From Paulo Coelho’s Aleph.)