Which is the most effective paraphrase of this excerpt?

Odysseus traveled simply so that he could find his shipmates and bring them home safely.
Odysseus learned much and encountered many obstacles on his long journey to bring himself and his men home safely.
Odysseus was away from home for a long time and overcame many obstacles during his time at sea.
Odysseus and his shipmates spent many long and difficult days at sea during their travels home.