Examples:

• I have a hammer, and I'm not afraid to use it!
• Not that I'm not afraid now, but I've learned to pretend.
• No, I'm not afraid of ghosts.
• I'm not afraid of David.
• I'm not afraid of ghosts.
• I'm not afraid of anything.
• I'm not afraid of growing old.
• I'm not afraid at all.
• I'm not afraid of lightning.
• I'm not afraid of you, Gabriel.