*It's a sudden off-kilter sharpness, an implication of something bug-like and authoritative - something quintessentially up-close and Crouch. The over-critical irritation transforms him in an instant and the hyena gives a warning growl into the backs of Reg's knees. Barty is often in Regulus' personal space, but he only rarely turns into his father.*

Quite enough.

Quite enough of what? Winning the war?