Human beings "belong" to some minor comity or enclave of faith at the expense of the clarity and autarkia of their intelligence and conscience, of course. "Belonging" is another way of saying: "capitulating to."
Among the multitudes will be found many who cannot discriminate between what is merely wanted and what is needed, what is necessary for bare subsistence and what is indispensable for the sake of the freedom and clarity of one's higher powers.