All violent feelings have the same effect. They produce in us a falseness in all our impressions of external things, which I would generally characterize as the pathetic fallacy.
An architect should live as little in cities as a painter. Send him to our hills, and let him study there what nature understands by a buttress, and what by a dome.
Cursing is invoking the assistance of a spirit to help you inflict suffering. Swearing on the other hand, is invoking, only the witness of a spirit to an statement you wish to make.
Do not think of your faults, still less of other's faults; look for what is good and strong, and try to imitate it. Your faults will drop off, like dead leaves, when their time comes.