What is the meaning of the expression "walk your walk and don't look back"?

What is the most likely reason why the movie director left out this part of the novel?

Outline (1) (2) i. (3) a. (4) 1. (5) 2. 3. choose the best answer from the choices below to match with (3) from the outline above. a. detail b. introduction c. subpoint 1 d. main point 1 select the best answer from the choices provided a b c d

Ineed writing a reflective essay about hiking?