Quote: "All the problems of the world could be settled easily if men were only willing to think. The trouble is that men very often resort to all sorts of devices in order not to think, because thinking is such hard work."
- Attributed to Butler in: American Dental Association (1959) The Journal of the American Dental Association. Vol 59. p. 28 (from Wikiquote https://en.wikiquote.org/wiki/Nicholas_Murray_Butler)
It's such a simple quote, but true. I am sure this is not original but my quote would be...
"Find me a kind intelligent ten year old, and I believe they would sort out most of the problems of the world in less than 30 minutes."