A major difficulty is that the answer to the Riddle of the Sphinx is partly a product of the answers that we already have given to the riddle in its various forms.
“But unfortunately Locke treated ideas of reflection as if they were another class of objects of contemplation beside ideas of sensation.”
“Who will grieve for this woman? Does she not seem too insignificant for our concern? Yet in my heart I never will deny her, Who suffered death because she chose to turn.”