"If you are viewing it then you are cheating because lusting for another woman is the same thing as cheating."
Correct. As stated elsewhere under intention and manisfestion, thoughts are just as important (if not more so...) that acts.
"Deny the flesh and you will grow spiritually."
Not necessarily... You must also "cultivate" and meditate to make use of this conserved energy. There is a very real philosophy and reason for conserving sexual energy and it's relationship to enlightenment (which has nothing to do with religous dogma). Check out MeditationExpert.com
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