Book excerpt: Published and distributed by Marian Press, this bestselling Diary sparked the Divine Mercy Movement and chronicles the message that Jesus, the Divine Mercy, gave to the world through a humble nun. It reminds us to trust in His forgiveness - and as Christ is merciful, so, too, are we instructed to be merciful to others. The trade edition of this title is now in its 30th printing, with more than one million copies distributed worldwide since its release in 1981 in the original Polish edition.