Being touched and caressed, being massaged, is food for the infant; food as necessary as minerals, vitamins, and proteins. Deprived of this food, the name of which is love, Babies would rather die. And often they do.
It must not be thought that it is ever possible to reach the interior earth by any perseverance in mining: both because the exterior earth is too thick, in comparison with human strength; and especially because of the intermediate waters, which would gush forth with greater impetus, the deeper the place in which their veins were first opened; and which would drown all miners.