[On filmmaking:] Cardinal rule: It's a youth business.

Hillary Clinton follows a cardinal rule in politics - don't commit to a decision before you have to.

— Chris Matthews

I made up my mind long ago to follow one cardinal rule in all my writing — to be clear.

— Isaac Asimov

There's a cardinal rule that you don't talk about sharks. If you don't see it, it's not there.

— Mark Warkentin

To freeze time, to hold on to youth, this business makes no sense. It's always time that wins in the end.

— Robert Doisneau

Attention must be paid’ is the cardinal rule of design discipline, for the designer is above all someone who pays attention to the situation…

— Ralph Caplan

The very first as a cardinal rule for a person to build trust is to do must only that what is humanly just as…

— Anuj

There are three cardinal rules - don't take somebody else's boyfriend unless you've been specifically invited to do so, don't take a drink without…

— W. H. Auden

To me, the "tape" is the final arbiter of any investment decision. I have a cardinal rule: Never fight the tape!

— Martin Zweig

There is only one cardinal rule: One must always listen to the patient.

— Oliver Sacks

A cardinal rule of bureaucracy is that it is better to extend an error than to admit a mistake.

— Colin Greenwood

The primary duty of an exception handler is to get the error out of the lap of the programmer and into the surprised face…

— Verity Stob

Fortunately, I knew the cardinal rule of getting on with one's fellow cooks. It applies in any kitchen and can be summed up in…

— Jacques Pepin

It is no coincidence that one cardinal rule in brainwashing is to remove from the victim all photographs of himself and people he has…

— A. D. Coleman

The cardinal rule for hosting the Miss USA and Miss Universe beauty pageants is to expect the unexpected.

— Bob Barker

In the casino, the cardinal rule is to keep them playing and to keep them coming back. The longer they play, the more they…

— Robert De Niro