If you look at a luminous body in the far distance through a smallhole it will seem to grow less, and if you look at it near at hand it will not undergo any change. That is that if you look at this light atadistance of one or two braccia from the aforesaid hole it will not undergo any change whether you are looking at it through this hole or outside of it.
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No small hole can so modify the convergence of rays of light as to prevent, at a long distance, the transmission of the true form of the luminous body causing them.
The eye which finds itself in the centre between the shadows and the lights that surround the shaded bodies, will see in these bodies thegreater shadows that are in them meeting themselves within equal angles that is of the visual incidence.
Every body that moves rapidly seems to colour its path with the impression of its hue. The truth of this proposition is seen from experi-ence; thus when the lightning moves among dark clouds the speedofits sinuous flight makes its whole course resemble a luminous snake.So in like manner if you wave a lighted brand its whole course will seem a ring of flame. This is because the organ of perception acts more rapidly than the judgment.
By ancestry, I was born to rule.
Look at light and admire its beauty. Close your eyes, and then look again: what you saw is no longer there; and what you will see later is not yet.
A single and distinct luminous body causes stronger relief in the objects than a diffused light; as may be seen by comparing one side of a landscape illuminated by the sun, and one overshadowed by clouds, and illuminated only by the diffused light of the atmosphere.
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