Related:

• When you have sufficient supplies and ammo, the emeny takes 2 weeks to attack.
  When you are low on supplies and ammo, the enemy decides to attack that night....
• If your attack is going well, you have walked into an ambush. -- Murphy's Military Laws, #13
• When you have secured an area, don't forget to tell the enemy. -- Murphy's Military Laws, #19
• Remember, a retreating enemy is probably just regrouping for a counter-attack.
  -- Murphy's Military Laws, #27...
• If the enemy is in range, so are you. -- Murphy's Military Laws, #01
• If the platoon Sergeant can see you, so can the enemy. -- Murphy's Military Laws, #22
• The enemy never monitors your radio frequency until you broadcast on an unsecure channel.
  -- Murphy's Military Laws, #54...
• The enemy never watches until you make a mistake. -- Murphy's Military Laws, #31
• If you build yourself a bunker that's tough for the enemy to get into quickly, then you won't be able to get out of it quickly either.
  -- Murphy's Military Laws, #16...