Benedict XVI doesn't strike one as a tough cookie. But ask the Irish Cardinal he fired last year, or the Bishops he's "allowed to retire" more recently--or Caritas/CCHD.
His address follows up on the one given by Cardinal Sarah that reminded those participating that what they do must bring people to Christ. In other words, they must evangelize as a part of their work.
Here's a brief of B-16's words:
"(A)ll Catholics, and indeed all men and women, are called to act with purified consciences and generous hearts in resolutely promoting those values which I have often referred to as ‘non-negotiable’.”