anderson 's face again assumed that look of pleasure in telling , and gardener suddenly thought it must be the expression on the faces of all those who have tales they do n't just want to tell but tales they must tell c from the lecture-hall bore who was part of an antarctic expedition in 1937 and who still has his fading slides to prove it , to ishmael the sailor-man , late of the ill-fated pequod , who finishes his tale with a sentence that seems a desperate cry only thinly and perfunctorily disguised as information : 'only i am left to tell you . '