"When you look at a commodities market you need hedgers and speculators. If you don't have one, you don't have a market. That's how it works."

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Truth and understanding are not such wares as to be monopolized and traded in by tickets and statutes and standards. We must not think to make a staple commodity of all the knowledge in the land, to mark and license it like our broadcloth and our woolpacks.

— John Milton