Chung Fu / Inner Truth

above: Sun The Gentle, Wind
below: Tui The Joyous, Lake

The third [six], divided, shows its subject having met with his mate. Now he beats his drum and now he leaves off. Now he weeps and now he sings.

The 'mate' of line 3 is 6. The principle of correlation comes in. Sincerity, not left to itself, is influenced from without, and hence come the changes and uncertainty in the state and moods of the subject of the line.