eight o'clock
Good-bye , Dr. Harden . '' He went to the door , nodded , and left the room before I recalled that I meant to hint to him that a miracle was going to happen , and save his life . I remained on the hearth-rug , wondering what on earth he meant . I found a note in the hall from Sarakoff asking me to come round to the Pyramid Restaurant at eight o'clock to meet a friend of his . It was a crisp clear evening , and I decided to walk . There were two problems on my mind . One was the outlook of Sarakoff , which even I deemed to be too materialistic .