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Scientific proof

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Scientific proof.jpg Young man kneeling in front of a womanThumbnailsMan coming to the door in a snowstormYoung man kneeling in front of a womanThumbnailsMan coming to the door in a snowstormYoung man kneeling in front of a womanThumbnailsMan coming to the door in a snowstormYoung man kneeling in front of a womanThumbnailsMan coming to the door in a snowstormYoung man kneeling in front of a womanThumbnailsMan coming to the door in a snowstorm

Man explaining some scientific principle to another man who is not yet convinced