demon for work

Our Volunteers are demons for work but last night they gave evidence of other talents.

You're a demon for work, pal, but more power to you!

Joe was a dozen of demons for work.

But his was, on the contrary, an indestructible, ever-active nature, and he was a demon for work.

I've enjoyed all of it, I was a demon for work and when I was working I was always happy.

His specifications: Husky, twenty-nine years of age, fifty-five missions over Europe during the Second World War without a sign of fatigue, a childless widower, melancholy and solitary, a career sol-dier, a demon for work.

Indomitable, never resting, fighting for seconds and minutes all week, circumventing delays and crushing down obstacles, a fount of resistless energy, a high-driven human motor, a demon for work, now that he had accomplished the week's task he was in a state of collapse.