Neither sinking nor floating, all things spontaneously so

A shortcut into the path is to be inwardly empty and outwardly quiet, like water that is clear and still, myriad images reflecting in it, neither sinking nor floating, all things spontaneously so. – Fu-Jung

What is the essence of the Supreme teaching

A monk once asked Zen Master Yun-men (864-949 CE), “What is the essence of the Supreme teaching?” Yun-men said, “When spring comes, the grass grows by itself.”