The 15 Most Inspiring Presidential Speeches in American HistoryOver the centuries, millions upon millions of words have been used by U.S. presidents to motivate, caution, reassure, and guide the American people. Whether written in the news, spoken at a podium, or shared on Twitter, all of these words have carried weight, each with the potential to impact the trajectory of our nation. Only a handful of times, however, has the particular arrangement and context of these words been considered truly inspiring.