The buttermilk has not (yet) taken (the form of) butter and is old: lay it (in store) and do not squander it till you pick out (the butter from it).
دوغ روغن ناگرفتست و کهن ** تا بنگزینی بنه خرجش مکن
Hark, turn it knowingly from hand to hand (side to side), that it may reveal that which it has hidden;
هین بگردانش به دانش دست دست ** تا نماید آنچ پنهان کرده است
For this perishable (body) is a proof of the everlasting (spirit): the maundering of the intoxicated is a proof of (the existence of) the Cupbearer.3050
زآنک این فانی دلیل باقیست ** لابهی مستان دلیل ساقیست
Another parable on the same subject.
مثال دیگر هم درین معنی
The gambols of the lion on the banner are indicative of winds concealed (from view).