Thanks, Bruce, for forwarding this fine speech by Archbishop Chaput, at Vimeo - Click it - it works
"Strangers In A Strange Land" featuring The Most Reverend Charles J. Chaput, O.F.M. Cap. from First Things on Vimeo.
Indeed, Christians are invited to be "in this world, but not of it."
1Therefore I urge you, brethren, by the mercies of God, to present your bodies a living and holy sacrifice, acceptable to God, which is your spiritual service of worship. 2And do not be conformed to this world, but be transformed by the renewing of your mind, so that you may prove what the will of God is, that which is good and acceptable and perfect. 3For through the grace given to me I say to everyone among you not to think more highly of himself than he ought to think; but to think so as to have sound judgment, as God has allotted to each a measure of faith.…