Imagine the following scenario: A footballer strives to score a goal. During the game, the footballer collides with an opponent and hits his head. He has a con

Imagine the following scenario: A footballer strives to score a goal. During the game, the footballer collides with an opponent and hits his head. He has a concussion and won't be able to play for the rest of the game, and frustration is felt. Is this different from the scenario you described? Is the frustration in the presence of unpleasure the same as frustration in the absence of pleasure?