Surprise is the briefest of all the emotions, lasting only a few seconds at most. In a moment, surprise passes as we figure out what is happening.
Then surprise merges into fear, amusement, relief, anger, disgust, and so forth, depending upon what it was that surprised us.
Or, it may be followed by no emotion at all, if we determine that the surprising event was of no consequence to us.The timing of the startle response is even more constrained than surprise- the expression is always apparent in a quarter of a second and is over in half a second.
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