一笑置之 Laugh it off
Explanation
“一笑置之”的意思是，笑一笑，就把它放在一边了，表示不把它放在心上，不当回事。这个成语通常用来形容一个人对一些无关紧要的事情或一些小事不放在心上，以一种轻松乐观的态度对待。
"Laugh it off" means to dismiss something with a smile and not take it seriously. This idiom is often used to describe someone who doesn't take unimportant things or trifles to heart, and has a relaxed and optimistic attitude towards them.
Origin Story
在一个阳光明媚的午后，一位老先生在公园里悠闲地散步。突然，他看到一群孩子在争吵，其中一个小女孩哭得梨花带雨。老先生走过去，询问了事情的原委。原来，一个小男孩不小心把小女孩心爱的风筝弄坏了，小女孩非常伤心。老先生看着小女孩哭泣的样子，并没有生气，而是笑着对她说：“孩子，别伤心了，这只是一只风筝，它还会飞的，下次我们一起再做一只更漂亮的。你看，这阳光多好，我们去看看那些美丽的花吧！”小女孩被老先生的乐观精神感染了，破涕为笑，和老先生一起欣赏起了公园里的花朵。
On a sunny afternoon, an old gentleman was taking a leisurely stroll in the park. Suddenly, he saw a group of children arguing, and one little girl was crying her eyes out. The old gentleman walked over and asked about what happened. It turned out that a little boy had accidentally broken the little girl's beloved kite, and the little girl was very sad. The old gentleman saw the little girl crying, but didn't get angry, instead he smiled at her and said: "Child, don't be sad, it's just a kite, it can fly again, next time we'll make a prettier one together. Look, how beautiful the sunshine is, let's go and see those beautiful flowers!" The little girl was infected by the old gentleman's optimistic spirit, stopped crying and smiled, and together they admired the flowers in the park.
Usage
“一笑置之”这个成语通常用来形容一个人对一些无关紧要的事情或一些小事不放在心上，以一种轻松乐观的态度对待。比如，当我们遇到一些不顺心的事情，或者听到一些流言蜚语时，可以尝试用“一笑置之”的态度来面对，不要让自己被这些事情所困扰。
The idiom "Laugh it off" is often used to describe someone who doesn't take unimportant things or trifles to heart, and has a relaxed and optimistic attitude towards them. For example, when we encounter some unpleasant things, or hear some rumors, we can try to face them with a "Laugh it off" attitude, and not let these things bother us.
Examples
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面对谣言，他只是付之一笑，不予理会。
miàn duì yáo yán, tā zhǐ shì fù zhī yī xiào, bù yǔ lǐ huì.
He just laughed it off and ignored the rumors.
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他听到这个消息后，只是淡淡一笑，一笑置之。
tā tīng dào zhège xiāo xī hòu, zhǐ shì dàn dàn yī xiào, yī xiào zhì zhī.
He just smiled faintly and laughed it off after hearing the news.
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对于一些无关紧要的小事，我们应该学会一笑置之。
duì yú yī xiē wú guān jǐn yào de xiǎo shì, wǒ men yīng gāi xué huì yī xiào zhì zhī.
We should learn to laugh it off when it comes to some unimportant little things.
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对于那些无端的指责，他一笑置之，不予反驳。
duì yú nà xiē wú duān de zhǐ zé, tā yī xiào zhì zhī, bù yǔ fǎn bó.
He laughed it off and did not refute the groundless accusations.
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面对困难，他始终保持乐观的态度，一笑置之。
miàn duì kùn nan, tā shǐ zhōng bǎo chí lè guān de tài dù, yī xiào zhì zhī.
He always maintains an optimistic attitude in the face of difficulties and laughs it off.