Part: One; Paragraph(s): 1- 4; Main Idea: Most of us take life for granted. The author suggests that we live each day with a gentleness, a vigor, and a keenness of appreciation as if we should die tomorrow. Part: Two; Paragraph(s): 5–10; Main Idea: We should also make full use of our faculties and senses so as to live a fuller and richer life.