Some people become wise above what is written, as well as what is discoverable, or exists.
Assumption, without proof, is simply an indication of mystic tendencies - something beyond the ken of mortals to search out. A man might as logically say a toe-nail could be educated as a nerve. Est ad absurdum. If this matter was understood, it would obviate much confusion and wild and hypothetic, unreasonable speculation, simply to bolster a self-laudatious egotism. One fact is worth more than all the theories in the realm of hallucid imaginations.