Always do sober what you said you'd do drunk. That will teach you to keep your mouth shut. Cowardice, as distinguished from panic, is almost always simply a lack of ability to suspend the functioning of the imagination. I like to listen. I have learned a great deal from listening carefully.
Most people never listen.
If you are lucky enough to have lived in Paris as a young man, then wherever you go for the rest of your life, it stays with you, for Paris is a moveable feast. Never mistake motion for action.