Class inequality, in a number of his (rather convincing) anecdotes, is a source of weakness.

他还写了一些相当有说服力的轶事，说明阶级不平等是软弱的根源。

youdao

I am rugged because I refuse to be a source of vulnerability or weakness.

我很坚固，因为我拒绝成为漏洞和弱点的来源。

youdao

Because happiness is now considered more an entitlement than a pursuit among citizens of prosperous countries, unhappiness has become a sign of failure, of weakness, and a prime source of dread.

对生活于富裕国家的人们来说，与其说快乐是一种追求，倒不如说它俨然是种“头衔”，正因为这样，不快乐便被认为是失败，无能的象征，是我们担惊受怕的主要原因。

youdao

This decentralised structure may be a source of weakness as banks merge and become more pan-European.

ECONOMIST: Banking on a crisis?

And they understand, most of all, that what makes America great is not just the height of our skyscrapers or the size of our GDP, but it's also our mutual regard for each other and our ability in this incredible diversity that we have to see that as a strength and not a source of weakness, and to be able to bring people together.

WHITEHOUSE: Remarks by the President at a DNC Event in Washington, DC

Rather than a source of economic weakness, this renewed quest for homeownership could underpin a sustainable recovery.

FORBES: New Geographer