If you can find a path with no obstacles, it probably doesn't lead anywhere.
-Frank A. Clark
An optimist may see a light where there is none, but why must the pessimist always run to blow it out?
-Michel de Saint-Pierre
Now, there's this about cynicism. It's the universe's most supine moral position. Real comfortable. If nothing can be done, then you're not some kind of **** for not doing it, and you can lie there and stink to yourself in perfect peace.
-Lois McMaster Bujold, "The Borders of Infinity"