Definitions
dembo: striped polecat
chiveza: anal gland of polecat, or offensive smell from the same.
Translation
If you’ve skinned a polecat, why fear its stench?
Application
One who chooses to proceed with a problematic and potentially humiliating endeavor should be bold and unyielding. They should be prepared to deal with embarrassment, and the possibility that critics might be proved right.