缺乏
A forest without diversity is like a library with only one book.
The poor often lack the information needed to make good choices, and when they do have it, they often don’t trust it.
The poor are often more entrepreneurial than the rich, but they lack the tools to succeed.
We often think of poverty as a lack of money, but it’s also a lack of information and opportunities.
A theory that lacks beauty is unlikely to be correct.