“Eggplants from Bam never get blight.”

Nothing can harm a tough old weed. Usually said jokingly about yourself, or about a rascal who always comes out unscathed.

Heard in the wild

نگران من نباش، بادمجون بم آفت نداره!

Don't worry about me. Nothing can kill a weed like me!

More food on the mind

پیاز داغش رو زیاد کردن
piâz dâghesh ro ziâd kardan
“To add too much fried onion.”
To exaggerate or embellish a story.
نون به نرخ روز خوردن
nun be nerkh-e ruz khordan
“To eat bread at today's price.”
To be an opportunist who changes opinions and loyalties to suit whoever is on top.
آش نخورده و دهن سوخته
âsh nakhorde va dahan sukhte
“Didn't eat the soup, burnt my mouth anyway.”
Taking the blame or the punishment for something you didn't do, or didn't even get to enjoy.
همون آش و همون کاسه
hamun âsh o hamun kâse
“Same soup, same bowl.”
Nothing has changed, whatever was promised.