Tears are scientifically described as a Secretion. I can understand that a secretion may be healthy or unhealthy, but I cannot see the interest of a secretion from a sentimental point of view.
Wilkie CollinsYes! the books - the generous friends who met me without suspicion - the merciful masters who never used me ill! The only years of my life that I can look back on with something like pride... Early and late, through the long winter nights and the quiet summer days, I drank at the fountain of knowledge, and never wearied of the draught.
Wilkie Collins