His friends at Tubingen disapproved his new views, and in 1725, on Wolff's recommendation, he was invited by Peter the Great to lecture in St Petersburg, where he was well received.
Zizka, who disapproved of this compromise, left Prague and retired to Plzen (Pilsen).
It is true that Gregory respected the rights of metropolitans and disapproved of unnecessary interference within the sphere of their jurisdiction canonically exercised; also that in his relations with certain churches (e.g.
Sir Reginald Bacon had contemplated an attack on it with monitors, but the Admiralty had disapproved, and it was not till the appointment of Rear-Adml.
Amid much that he disapproved, what he specially took exception to as heretical and blasphemous was the doctrine entertained as to the nature of this divine light, the fruition of which was the supposed reward of hesychastic contemplation.