Editor's note: CNN Contributor Bob Greene is a best-selling author whose 25 books include "Late Edition: A Love Story" and the novel "All Summer Long." He appears on "CNN Newsroom" Sundays during the 5 p.m. ET hour. The opinions expressed in this commentary are solely those of Bob Greene.
(CNN) – CNN Contributor Bob Greene ponders the yearning that some ambitious people feel for the Oval Office.
[:39] "The Presidency is transient work, and the Oval Office is the traditional home of the most high-level temps in the world."
[2:59] "Presidents depart; the Oval Office remains. Which may be at the heart of the lure that has made so many people over the centuries hunger to be there, for however brief or long a stay."
See all of Bob Greene's columns at CNN Opinion.