55 in the dusk settled down into sober fox-like gliding trot. His courage was so unwavering so devoid of deliberation it seemed due to dullness of perception. Nothing disconcerted by whatever might happen. Blindly constitutionally bold & intrepid rather than morally so, never troubled, no sign of sign of discomposure terror- emotion After overcoming so perilous a check his courage seemed to soar to an extravagant height. Flew across rather than jumped all the other crevasses For months as I went to sleep I was on that ice bridge To walk a plank across so terrible a gulf were sufficiently trying On the edge of death [our] nerves turn to steel in a way that seems wellnigh miraculous Too feverish & overstrained to sleep well As I knelt on th...