Ditto on what Guy said - his insight on the issue must come from the 'spirituality' of trimming the sails on his boat in order to harmonize with the ki of the wind and the waves
Spirituality can mean many thing to many people - here is a link to some of those definitions. http://www.google.com/search?hl=en&l...e:Spirituality
To me, I see spirituality in all things and I am probably the most non-religious, down-to-earth individual you may ever meet. Of course, there is spiritually in Aikido and it should be included in the curriculum - without it, there would be no 'life' to the techniques.