There Are Two Rules For Success: 1) Never Tell Everything You Know. -- Roger H.
There are two rules for success: 1) Never tell everything you know.
-- Roger H. Lincoln
Two rules of success in life: 1. Don't tell people everything you know. -- Anon.
1) Never tell everything at once. -- Ken Venturi's Two Great Rules of Life
There are two essential basic strategies for success in business: 1. Never reveal all you know
Never tell a pawn the rules of chess.
The three rules of international air travel: (1) Never fly on Aeroflot if you can possibly avoid it (this used to be Braniff or Aeroflot).
(2) Never bet a whole lot of money on two little pairs unless you know *exactly* what you're doing....
Listen to your intuition. It will tell you everything you need to know.
-- Anthony J. D'Angelo, The College Blue Book...
Where everything is bad it must be good to know the worst. -- Francis H. Bradley
Everything you know is wrong!