Almost everybody is enthusiastic about the promise of biotechnology to cure disease and to relieve suffering.

- Leon Kass

Many people recognize that technology often comes with unintended and undesirable side effects.

- Leon Kass

Cloning represents a very clear, powerful, and immediate example in which we are in danger of turning procreation into manufacture.

- Leon Kass

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

- Leon Kass

The benefits of biomedical progress are obvious, clear, and powerful. The hazards are much less well appreciated.

- Leon Kass

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

- Leon Kass

The technological way of thinking has infected even ethics, which is supposed to be thinking about the good.

- Leon Kass

Technological innovation is indeed important to economic growth and the enhancement of human possibilities.

- Leon Kass

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

- Leon Kass