midnight
Which are the most significant ones ? '' And I went on to explain my idea . Soon it began to take hold of him . We talked until after midnight , and later we had other talks . It was hard at first in the questioning to dodge the technical side of it all , the widely intricate workings of that machine of credit of which he was chief engineer . But as he saw how eager I was to feel his view and become enthused , by degrees he humanized it all . And not only that , he trusted me , he gave me the most intimate glimpses into this life of big money , although when I dared to include such bits in the story that I showed him he calmly scratched them out and said : `` You 're mistaken , young man .