A domain of anthropology, sociology, and psychology. Hopi Indians allow small animals to suffer and think it is permissible. Women are more compassionate than men. Notice, the claims above descrbe the belifes of various people or groups. They do not tell us what is right or wrong byt merelly what those people think about right and wrong.
Abortion is always wrong.
Everybody loves somebody sometime. Everyone ought to love his neighbors. Kevorkian assists people in their suicides. Under certain circumstances, suicide is right. When they are too big a burden, it may be permissible let older people die from starvation.