and bush and wife barbara did their part, too, helping to raise an estimated $1 billion for charity. >> it does fit my dad's philosophy that the definition of a successful person is not just about how much money you make or the ws in your column, it's about helping others. it's about acting on your heart. >> is there a phrase that you think embodies him? >> i would say it is service above self. >> reporter: a legacy that led him to receive the highest civilian award in the united states, the presidential medal of freedom. >> his life is testament that public service is noble call. we honor george herbert walker bush for service to america that spanned nearly 70 years. >> and that was president obama. that was february 15th of 2011 when he gave and george h.w. bush received the presidential