For those of us in need of hope, a hero, or a healthy dose of inspiration, here is a heartwarming collection of personal revelations from some of today's greatest luminaries whose lives were changed by hearing <B>the right words at the right time</B>. <P> Marlo Thomas and Friends have contributed their stories and all royalties from <I>The Right Words at the Right Time</I> to St. Jude Children's Research Hospital, founded by Ms. Thomas's father, Danny Thomas, in 1962.