Hexagram 58 · line 4

The Joyous (Lake)

兌Duì

Weighing what brings joy, not yet at rest. Standing firm against what is harmful brings gladness.

Line statement

九四

商兌未寧,介疾有喜。

Weighing what brings joy, not yet at rest. Standing firm against what is harmful brings gladness.

Line 4 weighs what brings joy and has not settled. This reading favors standing firm against what is harmful. Changing it makes Water above Lake, Hexagram 60, placing deliberation about pleasure beside the question of appropriate limits.

Computed position

How this place works

Trigram position
outer · base

Line 4 is the base of the outer trigram.

Polarity and place
yang in an even place: not aligned

Its yang polarity does not match the traditional even-place convention.

Correspondence
Line 1: same polarity

Its counterpart is Line 1; the two share a polarity, so this structural correspondence is not responsive.

One line changes

Moving to 60 · Limitation