1. Self-confidence and hard work will make you get good grades, succeed and become the protagonist of life and the envy of others.

2. You can write about your previous inferiority complex, play a supporting role in life, rebuild your confidence after something, and find that you are also the protagonist of life.

3, personification, treat me as something or quality, such as strength, optimism, gratitude, tempering, failure, you can establish a center: if I am the protagonist in life, I can't have a perfect life.