I've realised I need a gnawing, nagging, anxious doubt when I wake at 4 A.M.

- Catherine Tate

By gnawing through a dike, even a rat may drown a nation.

- Edmund Burke

I don't have any gnawing guilt over contributing to any unhappiness suffered by my husbands. They were as much to blame as I was.

- Hedy Lamarr

I don't like bad feelings gnawing away at me.

- Sarah McLachlan