41.   Besides knowing where a potential enemy is, members of a police or military organization entering a building need to keep track of each other.

42.   Besides, I like knowing exactly who my enemies are, the better to fight and oppose their bigotry and small-mindedness.

43.   -- You come to the conclusion that your worst enemy is gravity.

44.   A more cohesive enemy might be harder to defeat.

45.   Action requires tangible enemies, and while enemies are not antithetical to the creation of atmosphere, it is a different kind of atmosphere.

46.   Actually, the enemy was just outside.

47.   But America knew who and where the enemy was.

48.   But Christopher and the Israeli and Syrian leaders say this time they have detected signals that the two longstanding enemies are serious about finding a solution.

49.   But dissent -- contesting the terms of a two-sided debate -- met with denunciation, as though the real enemy were liberalism.

50.   But if we are in a war against terrorism, we already know enough about who our enemies are to prepare battle plans.