Iwanted to stay angry with him, even though my anger was acid, eating away at my soul. it was my comfort, my security, to know that i had it. i controlled it; i decided wheather to keep it or to let it go. and i kept it. and oh, how it burned. how does the metaphor in this passage most clearly support the author's purpose

Maybe to stay calm but still saying his feelings

The metaphor supports the author's purpose by depicting how angry the character with the analogy that their anger burned.

Explanation:

The author wanted to portray anger as something that burns continually and eats away at the character, but also that they have control over it. It aids the reader with different examples to better understand how the emotion is supposed to be perceived.

i believe it is "he will always remain extremely timid" if its wrong sorry