"The flower of cultivation has passed away in silence, and the fruit of success will blossom and bear fruit in the light." What rhetorical devices are used and what does it tell us?

Duality cultivation comes from introspection-personal heartfelt reflection and improvement, which is not a matter for amateurs to join in the fun. Even if it is lively, it is not lively. You can imagine that others may not like your carefully cooked food, and even if they do, they are hungry most of the time.