Wallenstein, like the emperor Rudolf, expected Kepler to give him advice based on astrology. Kepler naturally had to obey, but repeatedly points out that he does not believe precise predictions can be made.
Wallenstein, tulad ng emperador rudolf, inaasahang Kepler upang magbigay ng payo sa kanya batay sa Astrolohiya. Kepler natural na sumunod, ngunit paulit-ulit na points out na siya ay hindi naniniwala tiyak paghuhula ay maaaring gawin.