The Ideas of primary Qualities of Bodies, are Resemblances of them, and their Patterns do really exist in the Bodies themselves; but the Ideas, produced in us by these Secondary Qualities, have no resemblance of them at all. There is nothing like our Ideas, existing in the Bodies themselves. They are in Bodies, we denominate from them, only a Power to produce those Sensations in us: And what is Sweet, Blue or Warm in Idea, is but the certain Bulk, Figure, and Motion of the insensible parts in the Bodies themselves, which we call so.
I think it's easy to forget just how massive the muscles in the legs are, and how much testosterone is released in your body when you make sure you work your legs hard. Some people's bodies just take a long time to grow, and if you're naturally thin there's no cheating. It takes time. Your body will only grow muscle at a certain rate for your genetics, so take your time and keep at it.
It hardly needs saying that such mutualistic communities will also be plagued by conflict. Conflict is at the very heart of life, resulting not simply from the malevolence of others in the struggle for place or portion, but also from the fact that men of the best will in the world seem to suffer incurably, so far as one can tell, from what William Jame called "a certain blindness" in perceiving the vitalities of others.