Makiume sasurwet ak kebet. (Nandi)
Huwezi kutumia majani ya mgomba wa kichakani kujizuzia mvua na baada ya mvua kuiisha uikatakate. (Swahili)
You cannot use a wild banana leaf to shield yourself from the rains and then tear it to pieces later when the rains come to an end. (English)

Nandi (Kenya) Proverb