The reverse side also has a reverse side.

This Japanese proverb points to the layered nature of truth and perspective: even what we call the “reverse side” (the hidden, private, or less flattering aspect of something) has its own further “reverse,” suggesting there is always another angle beyond the one we think completes the picture. It cautions against overconfidence in any single explanation—whether praise or blame, appearance or reality, official story or “behind-the-scenes” account. In practice, it encourages humility and patience in judgment: uncovering one concealed motive or consequence does not end inquiry, because complexities and counter-complexities remain. The saying thus functions as a compact reminder that reality is recursive and that certainty is often premature.