Check spelling mistakes:
We may be brothers afetr all.
=> afetr=after

Love thisearth as the newborn loves its mothers heartbeart
=> thisearth= this earth

I think the poem is lovely. It is true. We all humans are connected to each others. Some much in common... But some people never want to see these things we have in common. Opposite, they want to highlight the differences we have. Nice thoughts. :)