Soul exChange talent. Principle exChange life. Body exChange money. Desire is human instinct. Trade-off is the price reaches of desire. The process of selecting alternatives, we named "exChange".
靈魂交換才華;原則交換生命;身體交換金錢。欲望,是人的本能。取捨是達到欲望的代價。當中的過程,稱為交換。