The so-called right to reproduce is not an unlimited right.

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

The technical is not just the machinery. The technical is a disposition to life.

The neuroscience area - which is absolutely in its infancy - is much more important than genetics.

Once you put human life in human hands, you have started on a slippery slope that knows no boundaries.

We are enmeshed in a lineage that came from somewhere and is going to make way for the next generation.

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