Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you have been placed in read-only mode.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
People cannot gain anything without sacrificing something. You must present something of equal value in order to gain something. That is the [principle] of [equivalent exchange] in [alchemy].
Share your knowledge with the community
Browse our collection of 300,000+ community-written definitions