Trying out flash fiction - too jumbled and cryptic or does this have potential? (4 sentences)

The man saw the boy, careening through the tall grasses of the field with his cousins. He spied this from the porch above, smiling and trying to remember, and then when the boy looked up and saw him, the man knew the boy was wondering too, just as he had at that age. The rest had been sparse and skeletal. The rest had been less thick, and flowed so tamely that he no longer knew what it was to be that kid, rapt and full.