Since the Maharal (born 1512) lived around the same time as the Arizal (born 1534), and it doesn't seem like they had any acquaintances. Which sources did the Maharal utilize when learning Kabala? ...
Where can I find a searchable copy of the Maharal's Netivot Olam (Netiv haTorah specifically) online?
I have heard that Maharal permits one to read heretical material in his sefer Netivot Olam. Is this true? If so, where does he say this in the sefer?