Mueteleli ki mutano wa sicaba

A leader is a bridge for the people.

What it means
A bridge exists so that people can cross. The proverb describes a leader in the same way: someone whose purpose is to carry the people across.
Lozi · Southern Africa
Source and context
From: Lozi, Southern Africa
Source: Lozi (Zambia) proverb; listed under "Leadership" in "Lozi Proverbs and Sayings," Zambian Translators International (zamtransinternational.weebly.com), after Sheila Siwela, "Indigenous Motivational and Value Statements"

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