joel fleishman and thomas j. tierney have written a book called "give smart." >> the key is looking at what you're trying to achieve, what your values are, can you see what it is at the end of the road that is being done with the money in the you're getting. if you don't ask yourself those questions, you know, you lose many opportunities to be sure about what you're going to get done. >> troop withdrawal from afghanistan, the great stan musial and how to "give smart," when we continue. for a real hero, you wanna root support small business. shop small. captioning sponsored by rose communications from our studios in new york city, this is charlie rose. >> we begin this evening with afghanistan. president obama will soon announce his decision on araw down of american troops in that country. in december of 2009 he authorized a surge of 0,000 troops. at that time, he had pledged to start withdrawing the first surge troops before the end this july. the decision comes amid growing congressional questions about the cost