Too blind to see
Ulysses blinding a strange two-eyed Polyphemus - one eye to feign sleep, the other to track the target.
We blink and move our eyes all the time in quick motions between phases of fixation in what is known as saccades. We make more than 100,000 daily saccades, each one lasting between 20 and 100 milliseconds. Blinking and saccading amount to about an hour…
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