ITHACA
"were to be made with mental concentration in front of a mirror so as to bring into play the various families of muscles and produce successively a pleasant rigidity, a more pleasant relaxation and the most pleasant repristination of juvenile agility." (U17.515)
Sandow (p.13) states: "It is desirable to exercise before a looking glass. For you can thus follow the movements of the various muscles; and to see the muscles at work, and to mark their steady development, is itself a help and a pleasure."