Light and darkness are one phenomenon viewed differently. Remove one and the other loses meaning. They define each other.
Good and evil intertwine like lovers. Each needs the other. Pure good becomes its opposite through excess.
Life and death are the same process at different scales. Every moment you die and are reborn. Every breath exchanges you.
The wave and the ocean are not two things. The wave is the ocean waving. You are the universe humaning.
Order creates chaos; chaos creates order. The most rigid systems shatter. The most random patterns crystallize.
Knowing and not-knowing are one movement. Each discovery reveals new ignorance. Wisdom is knowing what you don't know.
The observer and observed cannot be separated. Looking changes what is seen. Being seen changes the looker.
Fullness and emptiness are the same space. The cup is useful for its emptiness. The emptiness is only possible within walls.
See the unity in every duality. Not by collapsing differences but by recognizing their necessary dance.