Brilliant!
http://www.upworthy.com/omg-best-use-of-a-billboard-i-have-ever-seen?g=2
Top Ten Words Of Wisdom From Gandhi
The greatest wealth is health
Energy Flows Where Attention Goes
If You Are Feeling Blue, Paint Yourself A Different Colour
Wake Up
Wisdom in the tradition of the ancient Greeks!
http://www.wimp.com/wakeup/