Human life is full of attachment. Soon after the birth a person is attached to his/her mother on nany, then to friends around in childhood, to closer friends in adolescence, to lover in youth, to numerous friends in professional life, to wife in conjugal life, to children and relatives in second part of conjugal life, to grand children in old life, to religion or hobbies in senility, to memories in perfectly old age. It is impossible for a human in the society to separate himself from such attachments.