Everything must follow the beaten track, the sacrosanct routine, and comply with safe and simple rules.

Stop at once, and learn that temperance in all things is the only safe rule.

All of a sudden it hit me that the safe rules don't apply.

On-screen, it's a safe rule that if you can't see the actor's face in an action sequence, a double is being used for safety.

The only safe rule is found in the self-adjusting meter of demand and supply.

A safe and practical rule of thumb is that ink coverage should not exceed 240% on normal papers.

The only safe rule with dinosaur is: always try for a heart shot.

I am afraid the only safe rule is to give more than we can spare.

That was the one safe rule to follow, the only rule to follow.

National interest narrowly construed may be the safer rule in an anarchic world.