“Thou shouldst have told me that sooner,” said the scholar, “for I should then have left thee shut up, but my head shall stand fast for all thou canst do; more persons than one must be consulted about that.”

“More persons here, more persons there,” said the spirit. “Thou shalt have the wages thou hast earned. Dost thou think that I was shut up there for such a long time as a favour. No, it was a punishment for me. I am the mighty Mercurius. Whoso releases me, him must I strangle.”

“Softly,” answered the scholar, “not so fast. I must first know that thou really wert shut up in that little bottle, and that thou art the right spirit. If, indeed, thou canst get in again, I will believe and then thou mayst do as thou wilt with me.”