There are depths and heights in life that you will never be able to reach without close community with others. Yes, you can do amazing things by yourself. But…
7Again, I saw vanity under the sun: 8one person who has no other, either son or brother, yet there is no end to all his toil, and his eyes are never satisfied with riches, so that he never asks, “For whom am I toiling and depriving myself of pleasure?” This also is vanity and an unhappy business.
9Two are better than one, because they have a good reward for their toil. 10For if they fall, one will lift up his fellow. But woe to him who is alone when he falls and has not another to lift him up!11Again, if two lie together, they keep warm, but how can one keep warm alone? 12And though a man might prevail against one who is alone, two will withstand him—a threefold cord is not quickly broken.