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Use your imagination. If you can't see a small point, imagine one. When I'm sighting up a target, I don't aim for the bulls-eye, I aim for the centre of the bulls-eye. Here's your solid surface: ...
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Use your imagination. If you can't see a small point, imagine one. When I'm sighting up a target, I don't aim for the bulls-eye, I aim for the centre of the bulls-eye. Here's your solid surface: ...