The "borderline" often swings from intense anger to euphoria.

边缘人格者常常在极度愤怒和极度兴奋之间摇摆不定。

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Often, those who said they experienced an intense euphoria reported that it came after an endurance event.

那些说过自己经历过强烈陶醉感的人经常说，这种感觉出现在长时间的活动后。

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Dopamine is involved in sensations of reward, making us feel intense desire that can lead to feelings of euphoria, insomnia, and loss of appetite, and it is only one actor in the great chemical ballet happening in our bodies.

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