Because there are no two people in the world who are exactly alike, there will naturally be no two identical paths to enlightenment. If there really were a well-trod public road to spiritual cultivation, then what exactly would you be cultivating?
世上既然沒有兩個完全相同的人，自然也沒有完全相同的「開悟」過程，宗教體驗「不可說」、「不必說」，如果真有公式化千篇一律的修練法門，那還修什麼？