知「道」，是知「成佛之道」的道理，但是知「道」後，要求道、行道、證道，最後還要捨道。
By knowing, it means you know the “path” of becoming a Buddha, and once you know the “path”, you must pursue, practice, and testify to the realization of the path, and then, at the very end, you must renounce the path as well.
