Here are 3 different sayings encoded using the same code:
KVL SCR QVO BRSB KRO. XLO PSOFW ZVC ZLCOWRC CRJVCOM.
KVL PEGG PEQ MLFFRMM EQ PWSORURC FSGGEQA KVL SBVJO.
EO EM S PEMR ZSOWRC OWSO NQVPM WEM VPQ FWEGB.
-- PEGGEST MWSNRMJRSCR, "OWR TRCFWSQO VZ URQEFR"
I give up!