Contemplation on the unity of opposites

Structuring vs. De-structuring Forces
Good vs. Evil
Right vs. Wrong
Positive vs. Negative
Day vs. Night
Solid vs. Emptiness
Something vs. Nothing
White vs. Black
Improving vs. Degenerating
Existence vs. Non-existence
Birth vs. Death
Known vs. Unknown
Past vs. Future
Voluntary vs. Involuntary
Doing vs. Happening
Inbreath vs. Outbreath
Self vs. Other