He can feel the rage
Radiating from me in waves
I have never been so angry
He looks at me
Fear in his eyes
I can't control it
I smash my fist in his face
Rage fueled me
It now has me ashamed
By reading the text you'll be able to come up with a answer.
There are several ways in which writers use direct characterization in a story, but the most common way is that they will take time to describe each character in detail.
“He would at once become unmanageable, and of no value to his master.”
And
“It would make him discontented and unhappy.”