'Around 2 o'clock in the morning as I was performing ritual purification, I suddenly forgot every martial art technique I had ever learned.

All of the techniques handed down from my teachers appeared completely anew. Now they were vehicles for the cultivation of life, knowledge, virtue, and good sense, not devices to throw and pin people.'

After many years of practice, I have reached the first stage of what O-Sensei describes above - ritual purification wasn't even necessary.
Now to work on the second part....