I read this at Radical Womanhood. Carolyn McCulley's blog was especially encouraging on the 23rd. She used some quotes from Tim Keller. Here is one
There are a lot of people in this world who have a passion for justice and a compassion for the poor but have absolutely no assurance that justice will one day triumph. They just believe that if we work hard enough long enough, we'll pull ourselves together and bring some justice to this world. For these people, there's no consolation when things don't go well.
But Christians have not only a passion for justice but also the knowledge that, in the end, justice will triumph. Confidence in the justice of God makes the most realistic passion for justice possible. here is the rest