Laughter lights up dark valleys in a way that makes life so much easier. It is a priceless gem, a gift of release and healing direct from Heaven.

笑声会点亮黑夜中的山谷，让生活轻松起来。笑声是无价的珍宝，是一件让人放松的礼物，是直接来自天堂的治愈术。

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Dark comedy refers rather to the tragicomic form in which laughter and despair are inextricably mingled.

黑色喜剧一词更确切地说是把笑声和绝望难解难分地结合在一起的那种悲喜剧形式。

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Laughter lights up dark valleys in a way that makes life so much easier.

笑声会点亮黑夜中的山谷，让生活轻松起来。

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My eyes are starting to adjust to the dark, but I know you're out there. (Laughter.) But I want to thank you all for taking the time to be here today.

WHITEHOUSE: Remarks by the First Lady at a Campaign Event

Sometimes it was dark humor, even gallows humor in the face of impending disaster, but the laughter was always close to the surface, ready to explode at any moment.

FORBES: The Acid Test Of Radical Management: Laughter