The term "flow psychology" says that great absorption, focus and enjoyment of work results from a balance between our skills and the challenge of the tasks we face.

有个术语，叫做“流心理学”，就认为一个人若能全神投入到工作中，能够锲而不舍，并且享受工作的乐趣，那是因为他的能力正好能够应对所面对的挑战的缘故。

youdao

The road of our life is never too smooth; even so, we should hold great courage to face any challenge.

人生的道路从来都是崎岖不平的。尽管如此，我们还是应该鼓起勇气面对任何挑战。

youdao

Following the referendum, we face a time of great national change. And I know because we're great Britain we will rise to the challenge.

全民公投过后，我们面临着一段巨大的国家变革时期。我相信，因为我们是伟大的英国，我们将迎接挑战。

youdao

And whatever the challenges we face today, they are not as great or difficult as the challenge of crafting a whole new form of government.

FORBES: Tea Party/OWS Collaborate? What's That Guy Smoking?

"Yet, we still face a great challenge - a unprecedented challenge in human history to working towards decommissioning the plant in such scale, " he said.

BBC: Japan PM Abe praises Fukushima nuclear work during visit