I believe that each takes from his/her training, that which they are most comfortable.
I agree with this idea. One of the main principles of learning I've been learning about has to do with individual receptivity, which is largely based upon prior individual experience.
" Comfort " and " Environment " are synonymous to ability levels.
This part I'm not sure I understand...would you mind rephrasing it for me? Or expounding on it a bit further?