A Wolf, A Goat and a Cabbage

A man has a wolf, a goat, and a cabbage. He must cross a river with the  two animals and the cabbage. There is a small rowing-boat, in which he can take only one thing with him at a time. If, however,the wolf and the goat are left alone, the wolf will eat the goat. If the goat and the cabbage are left alone, the goat will eat the cabbage. So, How can the man get  across the river with the two animals and the cabbage?