The use of fetuses as organ and tissue donors is a ticking time bomb of bioethics.

There has never been just 'coach class' health care, but with these amenities you are seeing people get priorities according to your ability to pay. It's one thing to say you get perks it's another to say you can buy your way to the head of the line.

[Cloning] can't make you immortal because clearly the clone is a different person. If I take twins and shoot one of them, it will be faint consolation to the dead one that the other one is still running around, even though they are genetically identical. So the road to immortality is not through cloning.

The time to talk about it [genetic engineering to improve a baby's genes] in schools and churches and magazines and debate societies is now. If you wait, five years from now the gene doctor will be hanging out the MAKE A SMARTER BABY sign down the street.

A moral principle in genetic testing is that it should always be done with the consent of the individual. No one wants someone snooping into his DNA.