请为你的答案给出理由，并将您自己的知识或经验中任何相关的例子包括在内。

Give reasons for your answer and include any relevant examples from your own knowledge or experience.

youdao

缺乏知识或经验。

Lacks knowledge or experience.

youdao

因为缺乏知识或经验，我们自己放弃的机会之多，令人叹息。

It's amazing how many opportunities we deny ourselves due to lack of knowledge or experience.

youdao

Do some people just have it ? or is it a product of experience?

有些人就是天生拥有这种知识吗,或那是经验的累积？

耶鲁公开课 - 政治哲学导论课程节选