Here are 3 different sayings encoded using the same code:
K IKMM, OKXF GIXKVRTX APMM YKET LSXT ZJV IYKV DSJ.
PI PG K APGT ZKIYTX IYKI FVSAG YPG SAV HYPMO.
-- APMMPKL GYKFTGCTKXT, "IYT LTXHYKVI SZ ETVPHT"
N: AYKI PG CXPVITO SV IYT WSIISL SZ WTTX WSIIMTG PV LPVVTGSIK?
K: SCTV SIYTX TVO.
I give up!