Human life without death would be something other than human; consciousness of mortality gives rise to out deepest longings and greatest accomplishments.

Sexuality itself means mortality - equally for both man and woman.

If one is seriously interested in preventing reproductive cloning, one must stop the process before it starts.

Human life without death would be something other than human; consciousness of mortality gives rise to out deepest longings and greatest accomplishments.

In the case of abortion, one pits the life of the fetus against the interests of the pregnant woman.

If you have easy self-contentment, you might have a very, very cheap source of happiness.

We may simply not be wise enough to do some of the kinds of engineering things that people are talking about doing.