Л-35

ЛБОМ СТЕНУ (СТЕНКУ, СТЕНЙ) НЕ ПРОШИБЁШЬ (saying) it is impossible, useless to oppose great force or the authorities (said when a person has to yield to circumstances and accept sth. imposed on him by those in power): = itfc (there's) no use beating your head against a (brick) wall you can't fight guns with sticks you can't fight a howitzer with a peashooter. Cf. you can't fight city hall.