Here is 1 saying encoded using a letter for letter replacement:

E FAYIJB QEJ QEGHYOW EGZOW BSI XGYKKJ EB RZCIA QSIO SI XETI
UFZO BQZ GZXEGJ FUGGYOW EOZBSIA TEO EJSZAI ZO BSI IOR ZK E AZFI.
"BSEB'J QSEB Y GYHI BZ JII", JEYR BSI FAYIJB, "E TEO SIGFYOW SYJ KIGGZQ
TEO".
EJ SI QEJ QEGHYOW EQEN, ZOI GZXEG AITEAHIR BZ BSI ZBSIA, "QIGG,
SI JUAI RZIJO'B HOZQ BSI KYAJB BSYOW EDZUB JSEAH KYJSYOW."