By not mentioning any important qualities related to the job, the boss is implying that this is best that can be said about Mr.X that he is really not qualified.

老板不提及任何与工作有关的重要品质，他这样做的目的是想要说 X 先生确实不能胜任。

youdao

Now I am not sure I will be qualified to graduate next semester.

现在我不确定我是否有资格在下学期毕业。

youdao

To be in a state of impurity simply means that one is not qualified to contact the sacred.

处于不纯洁的状态仅仅意味着，没有资格去接触神圣的事物。

youdao

To be in a state of impurity simply means that one is not qualified to contact the sacred.

处于不纯洁的状态仅仅意味着,没有资格去接触神圣的事物。

耶鲁公开课 - 旧约导论课程节选

Also, he joked, he's not qualified to be a politician.

CNN: Reddit co-founder: I'm not mayor of the Internet

The Los Angeles public school system is backing off its plan to end so-called social promotion, whereby kids are sent to the next grade even though they are not qualified to be there.

FORBES: Fact and Comment

"With the way the market has gone recently, there's no shortage of people who are now saying that they're consultants -- and many of them are not qualified to be consultants, " said Les Rubenovitch, president of Toronto-based Winning Edge Consultants Inc.

CNN: Should you launch your own consultant business?