Here are 3 different sayings encoded using the same code:
IEL BNKK SGNLMFU EOZG IELG ZPZMI.
SUZGZ NY PE QNYSNPJSKI PXSNOZ XMZGNJXP JGNMNPXK JKXYY ZRJZFS JEPCGZYY.
-- MXGW SBXNP
IELG UZXGS NY FLGZ, XPQ IELG MNPQ JKZXG, XPQ IELG YELK QZOELS.
I give up!