I got in a fight one time with a really big guy, and he said, "I'm going to mop the floor with your face." I said, "You'll be sorry." He said, "Oh, yeah? Why?" I said, "Well, you won't be able to get into the corners very well." Emo Philips
Men must turn square corners when they deal with the Government. Oliver Wendell Holmes Jr.
Fiction is like a spider's web, attached ever so slightly perhaps, but still attached to life at all four corners. Often the attachment is scarcely perceptible. Virginia Woolf
An old broom knows the corners of the house. German Proverb
A new broom sweeps clean, but the old brush knows all the corners. Irish Proverb
An old broom knows the dirty corners best. Irish Proverb