There must be some sense to it, even if one doesn’t understand it. SOURCE: Bernstein, Jüdische Sprichwörter und Redensarten. Rashi (acronym for Rabbi Shlomo Itzhaki) was a medieval scholar whose extensive commentaries on the Hebrew Bible and the Talmud are highly respected and widely studied to this day. Compare:
The world isn’t crazy. | Di velt iz nit meshuge. | .די וועלט איז ניט משוגע
Bernstein, Jüdische Sprichwörter und Redensarten
God is crazy. | Got iz meshuge. | .גאָט איז משוגע
Stutchkoff, Der Oytser fun der Yidisher Shprakh