(pronounced /hæˈʃiːʃ/ or /ˈhæʃiːʃ/ ) (from Arabic : حشيش ḥashīsh , lit. "grass", from hashsha "to become dry"; also hash ) is a preparation of cannabis composed of the compressed stalked resin glands called trichomes , collected from the cannabis plant. "If a law is unjust, a man is not only