Wealth is short-lived.

What it means
Morning dew covers everything until the sun comes up, then it is gone. Wealth, rank and power are like that: impressive while they last, and gone sooner than they seem.
Ndebele · Southern Africa
Source and context
From: Ndebele, Southern Africa
Source: Ndebele proverb (Ubukhosi ngamazolo); documented in Pelling, "A Practical Ndebele Dictionary" (Longman Zimbabwe, 1994) and "Ndebele Proverbs and Other Sayings" (Mambo Press, 1977)

The meaning given here is our own reading. Other interpretations exist.