"For of those to whom much is given, much is required. And when at some future date the high court of history sits in judgment on each of us—recording whether in our brief span of service we fulfilled our responsibilities to the state—our success or failure, in whatever office we hold, will be measured by the answers to four questions: ... Secondly, were we truly men of judgment—with perceptive judgment of the future as well as the past—of our mistakes as well as the mistakes of others—with enough wisdom to know what we did not know and enough candor to admit it.... Courage — judgment— integrity — dedication—these are the historic qualities ... which, with God's help ... will characterize our Government's conduct in the four stormy years that lie ahead."