four o’clock
`` But what are you going to do , then ? '' `` That is my secret . '' `` Mind you are not caught ... six paces , you know ! '' `` Doctor , I shall expect you to-morrow at four o'clock . The horses will be ready ... Goodbye . '' I remained in the house until the evening , with my door locked . A manservant came to invite me to Princess Ligovski 's -- I bade him say that I was ill .