Cuir-bouilli was leather softened by boiling (generally in oil), and stamped or moulded into a definite form when in that condition; upon drying it became intensely hard and tough.
When the passion is extreme, suffering may actually be gloried in, provided it be for the ideal cause, death may lose its sting, the grave its victory.
And if four clubs was to be taken as natural, presumably South had missorted his hand, perhaps originally thinking he had 4-3-3-3 distribution when he was really 7-3-3-0; or, more likely, he had a six-card club suit and was willing to risk ending in four no-trump if North did not have extra values.
The women tell you to stop because they's feeling the call of nature. If you don't stop they pee in your lorry.