Children can be careless about things like that, and he won't make a big fuss about it unless it becomes a regular thing.

孩子们在这种事情上可能会粗心大意，但除非这成为常态，否则他不会大惊小怪。

youdao

She used to be careless and forgetful.

她过去很粗心，也很健忘。

youdao

Don't be careless of your own safety!

对个人安全可别马大哈！

《新英汉大辞典》

If a chance comes you can't be careless, but you can't just push a return in.

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In my opinion, award the equity and be generous with key employees (which is absolutely not to say be careless).

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The incentive problem comes from the fact that shippers have incentives to be careless since they can expect a taxpayer-funded military to come to their rescue.

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