Faith is part of who I am, yes. I was raised Christian Scientist. The most important thing I saw every single week on the wall at Sunday school was the Golden Rule.
I've met so many people of my son's generation who think a sacrifice is when their satellite or Internet is out for a day and that the country owes them something. That old J.F.K. quote about 'what you can do for your country,' doesn't even seem to apply to so many people.
The most worth-while thing is to try to put happiness into the lives of others.