we can see by the part where Voldemort Confounds himself before the Mirror that he had thought about the concept of changing his mental state
Note that it was Harry, not Voldemort, who came up with that idea. (Chapter 109) So, no, Voldemort most likely did not think of that.
Note that it was Harry, not Voldemort, who came up with that idea. (Chapter 109) So, no, Voldemort most likely did not think of that.