¹⁸ A healthy agathos tree dendron cannot ou dynamai bear poieō bad ponēros fruit karpos, nor oude can an unhealthy sapros tree dendron bear poieō good kalos fruit karpos. ¹⁹ Every pas tree dendron that does not mē bear poieō good kalos fruit karpos is cut ekkoptō down and kai thrown ballō into eis the fire pyr. ²⁰ So ge then ara, by apo · ho their autos fruits karpos you will know epiginōskō them autos.