This sentence is grammatically incorrect. Prepositions are words and, standing alone, do not make, or not make, sense. Perhaps you meant to say that my use of prepositions did not make sense. If this is the case, which usage of a preposition are you having a hard time with?
The sentence on your home page is grammatically incorrect.
I really would like to know what you meant by:
Prokopton : One who has become aware that he is ignorant and of his need to pursue virtue is making progress