It is impossible to make anything foolproof because fools are so ingenious
Every solution breeds new problems..
Nature always sides with the hidden flaw.
If it seems too good to be true, it probably is.
The problem with taking the easy way out is that the enemy has already mined it.
The buddy system is essential to your survival; it gives the enemy somebody else to shoot at.
There is nothing more satisfying that having someone take a shot at you, and miss
Whenever a system becomes completely defined, some damn fool discovers something which either abolishes the system or expands it beyond recognition.
If builders built buildings the way programmers wrote programs, then the first woodpecker that came along would destroy civilization.
Tell a man there are 300 billion stars in the universe and he'll believe you. Tell him a bench has wet paint on it and he'll have to touch to be sure.
To spot the expert, pick the one who predicts the job will take the longest and cost the most.