Words of Wisdom The world-renowned orthodontist and educator, Dr. Chris Chang attempts to distill wisdom accumulated over 5,000 years into a small handbook, in order to allow readers to enjoy, learn and increase their wisdom. The wisdom collected in this book has come from people who have left their mark in history, and for this reason, they have to be considered as remarkable and special. Therefore, what better way to learn from special people, than from maybe 1 or 2 of their quotes condensed from their whole life experience. His personal secret habit of learning is to follow 4-step process— read-absorb-memorise and execute. Pick up a copy and try it now!