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

I've been opposed to human cloning from the very beginning.

I don't believe that efforts to prohibit only so-called reproductive cloning can be successful.

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

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

As bad as it might be to destroy a creature made in God's image, it might be very much worse to be creating them after images of one's own.

Genetics is crude, but neuroscience goes directly to work on the brain, and the mind follows.