Suppose that 'Unsolved Mysteries' called you with news of a long-lost identical twin. Would that suddenly make you less of a person, less of an individual? It is hard to see how. So, why would a clone be different? Your clone would be raised in a different era by different people - like the lost identical twin, only younger than you.

Regardless of how it's done, transaction costs will continue to plummet as computers get more powerful. Low transaction costs are a wonderful thing if you're in the transaction business. They're wonderful for consumers too, making it cheaper and easier to buy things and creating new things to buy.

A person's basic humanity is not governed by how he or she came into this world, or whether somebody else happens to have the same DNA.

Nathan Myhrvold Quotes