The excerpt represents the core issue or deciding factor on which you must meditate, and is drawn from The Sportsman by Xenophon:|
its very fleetness of foot contributes largely towards dim-
sightedness. It can only take a rapid glance at things in passing, and
then off before perceiving what the particular object is.
 Or, "defective."
 Al. "against the sun's rays."
 Or, "dull and mal-concentrated." See Pollux, v. 69.
 i.e. "its eyes are not rested, because it sleeps with them open."
 i.e. "it goes so quick, that before it can notice what the
particular object is, it must avert its gaze to the next, and then
the next, and so on."
The alarm, too, of those hounds for ever at its heels pursuing