21. That's a fundamental rule . 22. And one of the fundamental rules requires that its athletes walk the course, without exception. 23. The task of crafting the right fundamental rules to shape an organization is not often easy. 24. His goal is to find fundamental rules of nature that he believes drive all complex adaptive systems. 25. The most fundamental rule of diplomatic law is that the person of a diplomatic agent is inviolable. 26. Is this banned by some fundamental rule of the universe / logic / computing / something else? 27. This is the most fundamental rule in NATO, on which we, too, base our security, 28. Most casual computer users know a fundamental rule of computing : Machines can only do what they are told. 29. "There are a few fundamental rules that I'm trying to preach on a regular basis. 30. Heat flow from the tropics to the poles is an expression of one of the fundamental rules of nature.
