He did it all out of kindness.

他做这事完全出于好意。

《新英汉大辞典》

He did it purely out of kindness.

他这样做完全是出于好意。

youdao

They were keeping her only out of kindness.

他们收留她只是出于好心。

youdao

So did I, but out of kindness, I comforted Trish and commiserated.

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As though out of kindness to Cambara, Zaak holds his cigarette away from her in his left hand and he keeps the fingers of his right hand close to his mouth, almost covering it.

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My parents would give me or Sandy a couple of coins to drop into his collection box, largess, I always thought, dispensed out of kindness so as not to hurt the feelings of a poor old man who, from one year to the next, seemed unable to get it through his head that we'd already had a homeland for three generations.

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