I came aross this on the site of John Sexton www.johnsexton.com and it is well worth repeating here.
RECIPE FOR A LONG AND HAPPY LIFE
1. Never get used to anything
2. Hold on to the child in you
3. Keep your curiosity alive
4. Trust your intuition
5. Delight in simple things
6. Say "Yes" to life with passion
7. Fall madly in love with the world
8. Remember: Today is the Day!
–Ruth Bernhard. October 14, 1995
Ruth, a legendary photographer passed away aged 101