SOURCE: Bernstein, Jüdische Sprichwörter und Redensarten, Erotica und Rustica. The following may be added:
... in front or in back. | ... fun fornt oder fun hintn. | .פֿון פֿאָרנט אָדער פֿון הינטן ...
A mitzvah can be thought of as a good deed. More precisely, it is a commandment or the fulfillment of a commandment. Variation:
A yesoyme iz a mitsve tsu kitslen. | .אַ יתומה איז אַ מיצװה צו קיצלען
It's a mitzvah to tickle an orphan.
SOURCE: Stutchkoff, Der Oytser fun der Yidisher Shprakh