The headstrong recklessness of youth may be fine in some areas, but not behind the wheel of a car.

年轻人在一些方面任性鲁莽一点也许没什么大不了，但是在驾车时可不行。

youdao

However, the other view, which we call the desperate recklessness of "only advance, never retreat", is also wrong.

然而另一种思想也是不对的，即所谓有进无退的拚命主义。

youdao

I'd simply conclude by saying, the end of this course is to awaken recklessness of reason, and to see where I might lead.

最后，我来总结一下。本课程的目的是唤醒我们不安分的理性思考，看看最后会出来怎样的成果。

youdao

It makes me so angry that this mess has been caused by the greed and recklessness of other people.

BBC: Out of work: Your stories

Berkshire was able to feed off the recklessness of bankers as Mr. Buffett advocated the folly of taxpayers bailing them out.

WSJ: Warren Buffett & the Vampire Squid

It might prevent eurozone states going to the brink of bankruptcy as a result of the recklessness of their respective banks.

BBC: Eurozone banking union that works for Britain?