Perhaps, just perhaps your view point is to narrow. For while you in fact do make some good points, yourself and hundreds of millions of individuals, as well as whole cultures have benefitted from philanthrophy.
The librarys set up by donations, think tanks that benefit mankind as a whole seem to have slipped from your view. Your wide ranging critisms seem to not touch on the creation of centers of knowledge, or for that matter those projects which strive to uplift individuals and groups the world over.