The art of taking seems to come naturally to man. Put up a board saying, “Something is being offered for free,” and you will have people queuing up from midnight. But put up a board saying, “Donations needed,” and suddenly everyone becomes extremely busy, extremely poor, or mysteriously develops a deep interest in looking the other way. We have become experts at taking. We take from nature, take from the earth, take from one another, and, if possible, take a little more just in case we might need it someday. Whether we need it or not hardly matters. Our cupboards, storerooms, garages, and warehouses are full of things waiting for a future that may never arrive. The tree, however, seems to have mastered an art that humanity is still struggling to understand—the art of giving. A tree gives almost everything it has. It gives us clean air, fruits, flowers, shade, leaves, bark, wood, and even a place for birds and insects to live. It stands quietly in one place, asking for nothing in ...