Even within the camp that supports using Zionist money for Torah learning, Rav Schach advised against accepting 100% funding from Begin government, warning that there will be a time when someone like Lieberman will “want his money back” and the system needs to be able to survive that. Why “frum” people do not listen to gedolim, I don’t know.
But the expression may be a hidden brocha, like this is a brocha of being like fish, or better to be like reed than like cedar (Yevamos). Mushrooms grow everywhere, often stay together, require water (Torah) and not a lot of government support.