He made brag of his skill.
Cunning egotism: if I cannot brag of knowing something, then I brag of not knowing IT; at any rate, brag.
He made a great brag of his ability.
Mr. White brag of his late father who establish the firm.
To brag of the good you have done will never impress anyone.
No city in an authoritarian state could guide the world, even if its leaders brag of rising wealth and high-speed trains that run on time.
