radish, Raphanus sativus, (specifically) small red radishes

one has not lived in vain if he dies after he is told of the true path

among the Thirty-Six Stratagems, nothing beats fleeing

“a hundred days of sermonizing, one fart” → a metaphor for how something that one has put great effort into can come to nothing after even a slight mistake, much as a hundred days of serious spiritual study can be lost to the winds