A seed, a small life, a small hope, although they are small, but in the heart of a passer-by a shade, visible and then small things have its huge potential, we are not qualified to ignore it. Fear of life is an eternal topic, the seeds will fly, the infinite transmission of hope. She felt the greatness of the love of life; she felt the necessity of treating life well. The word "land" is a metaphor for the author's heart, i.e., "the canyon of a passer-by's heart" > "reverence" in the text means to respect, not to despise. I don't dare to despise the meaning. This sentence is implicitly written by the trees fluttering seeds to get a sense of life.