I do not know whether I was then a man dreaming I was a butterfly or whether I am now a butterfly dreaming I am a man.
Great wisdom is generous petty wisdom is contentious.
I would go to bed every night and have dreams about having a time machine and...
The assumption that nature is all there is and that nature has been governed by the same rules at all times and places makes it possible for natural science to be confident that it can explain such things as how life began.