When the pin is pulled...mr. grenade is not your friend. I am not an ex-marine but I was in the ARMY. And these days what is good for one is good for another as far as going over there is concerned.
# Friendly fire - isn't.
# Recoilless rifles - aren't.
# Suppressive fires - won't.
# You are not Superman; Marines and fighter pilots take note.
# A sucking chest wound is Nature's way of telling you to slow down.
# If it's stupid but it works, it isn't stupid.
# Try to look unimportant; the enemy may be low on ammo and not want to waste a bullet on you.
# If at first you don't succeed, call in an air strike.
# If you are forward of your position, your artillery will fall short.
# Never share a foxhole with anyone braver than yourself.
# Never go to bed with anyone crazier than yourself.
# Never forget that your weapon was made by the lowest bidder.
# If your attack is going really well, it's an ambush.
# The enemy diversion you're ignoring is their main attack.
# The enemy invariably attacks on two occasions:
when they're ready.
when you're not.
# No OPLAN ever survives initial contact.
# There is no such thing as a perfect plan.
# Five second fuses always burn three seconds.
# There is no such thing as an atheist in a foxhole.
# A retreating enemy is probably just falling back and regrouping.
# Never draw fire; it irritates everyone around you.
# If you are short of everything but the enemy, you are in the combat zone.
# When you have secured the area, make sure the enemy knows it too.
# Incoming fire has the right of way.
# No combat ready unit has ever passed inspection.
# No inspection ready unit has ever passed combat.
# If the enemy is within range, so are you.
# The only thing more accurate than incoming enemy fire is incoming friendly fire.
# Things which must be shipped together as a set, aren't.
# Things that must work together, can't be carried to the field that way.
# Radios will fail as soon as you need fire support.
# Radar tends to fail at night and in bad weather, and especially during both.)
# Anything you do can get you killed, including nothing.
# Make it too tough for the enemy to get in, and you won't be able to get out.
# Tracers work both ways.
# A Purple Heart just proves that were you smart enough to think of a plan, stupid enough to try it, and lucky enough to survive.
# Murphy was a grunt.
There are hundreds of the afore mentioned "Laws"