I'm Not the Protagonist, so What's Wrong with My Shortcomings?

"Fang Yi, do you understand "Comprehensive Solution to Basic Spiritual Energy Control"?" "I understand a little, I understand a little!" "Eh? Fang Yi, why is there only one book cover left in your "Basic Spiritual Energy Control"?" "Oh, I'll tear everyone apart if they don't understand!" "Fang Yi, your talent is inherently poor, can't you work hard?" "People who are better than me are working hard, so what's the use of my efforts? The harder I work, the better they will appear!" ... Strong people never complain about the environment! But I am weak... Not only do I complain about the environment, I also complain about the strong. Because the environment is the fault of them! ...