Abraham Lincoln (2013). “Leadership Lessons of Abraham Lincoln: Apply the Principles of the Sixteenth President to Your Own Work and Life”, p.13, Skyhorse Publishing, Inc.
"Beginnings: A New Perspective: Life Is Not about the Beginning Or the Ending. It is about the Present Moment" by Catherine Zeeb, Xlibris Corporation, (p. 94), May 12, 2010.