Doing the good deeds is like the grass in the garden. You don't see its growth. But, it does by days. Doing the wicked deeds is like the hone. You don't see its damage. But, it does by days.
Rain falls, wind blows, plants bloom, leaves mature and are blown away; these phenomena are all interrelated with causes and conditions, are brought about by them, and disappear as the causes and conditions change.