Here are 3 different sayings encoded using the same code:
S FQD JUHLG TLSYQ KQFULQ AJQ BSVRQGG KQTZRG STSZR.
XUH DZPP PUGQ XUHL ELQGQRA IUK SRV JSWQ AU KQYUBQ S VUUL AU VUUL BSXURRSZGQ
GSPQGBSR.
AJQ VZFFQLQRYQ KQADQQR S BZLSYPQ SRV S FSYA ZG QNSYAPX AJQ VZFFQLQRYQ
KQADQQR S BQLBSZV SRV S GQSP.
-- BSLO ADSZR
I give up!