Seems to me that a potato would be a very simple thing to put into space to... because the potato has a... a very simple rhythm, a twenty-four hour rhythm. It doesn't have a complicated life pattern. If the potato cannot survive out of the Earth's sphere of influence a... then I would be very very cautious if I were concerned with the total problem of a... sending man out in to outer space until I had found a... what it was, that the potato lacked in order to be permitted to survive out there.