I don't know, I think, in times where I'm really nervous, and I'm really under the pressure the worst possible outcome is for me to start thinking about it.
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If we intensify our efforts we can have a cloned baby within a year or two, but I don't know whether we can intensify our efforts to that extent. We're not really under pressure to deliver a cloned baby to this world. What we are under pressure to do is to deliver a cloned baby that is a healthy one.