He was the first one on deck in the morning and generally the last to leave at night, and once, when nearly every passenger was miserably seasick and lay groaning in his berth, Roebling, his head spinning, his stomach churning, was resolutely walking the deck. The malady, he rationalized, “involves no danger at all,” noting that “a cheerful carefree disposition and a manly, vigorous spirit will have great influence on the sickness.” For.