The sleeping tortoise takes all its limbs into its carapace. So does the yogi: going back into himself he does not see anything worldly any longer, he makes peace in himself.
B.K.S. IyengarIt took me whole decades to appreciate the depth and true value of yoga. Sacred texts supported my discoveries, but it was not they that signposted the way. What I learned through yoga, I found out through yoga.
B.K.S. Iyengar