Six in the fourth place means

A tied-up sack. No blame, no praise.

The dark element opens when it moves and closes when at rest. The strictest reticence is indicated here. The time is dangerous, because any degree of prominence leads either to the enmity of irresistible antagonists if one challenges them or to misconceived recognition if one is complaisant. Therefore a man ought to maintain reserve, be it in solitude or in the turmoil of the world, for there too he can hide himself so well that no one knows him.