Here are 3 different sayings encoded using the same code:
ZRHZSN CB IVXAG. GAVN HVRR XIZGVKS NBJT UTBURT ZQC ZNGBQVNA GAT ITNG.
-- JZIF GHZVQ
SBW'IT HBIFVQX WQCTI Z NRVXAG AZQCVDZU. SBW AZUUTQ GB YT AWJZQ.
SBWI NGTU HVRR NBVR JZQS DBWQGIVTN.
I give up!