I have a pathological terror of falling through ice. I nearly drowned once. I fell off a boat and got a cramp, and was rescued by an oil-rig diver, a great bear of a man who simply leant into the water and scooped me out with one finger.
The chains which cramp us most are those which weigh on us least.
No matter how subtle the wizard, a knife between the shoulder blades will cramp his style.
Lord, confound this surly sister, blight her brow with blotch and blister, cramp her larynx, lung and liver, in her guts a galling give her.
I burned out my drawing hand by using it too much. The common word for it is writer's cramp. The fancy words for it are focal dystonia. The symptom in my case was a pinky finger that went spastic when I tried to draw.
My parents were always pretty free with me. They were of the school of thought that if you really cramp down on someone and tell them not to do all these things, it's gonna become like forbidden fruit.