There is one attribute that has been determined to be common with most people who are over age 100 - they are the agreeable type.
See Megila 28a.
Now may be a good time for a gem of Torah study.
www.GemsofTorah.com
Gems of Torah by Rabbi Moshe Goldberger. We can use these essential "Gems" interspersed throughout our day to add vital meaning and inspiration.