Flint and gunpowder: every time they meet there is an explosion.
More Malagasy Proverbs:
Power corrupts.Malagasy
It is better to refuse than to accept and not to go.
Malagasy
Advice is a stranger; if he's welcome he stays for the night; if not, he leaves the same day.
Malagasy
Be like the mouth and the hand: when the hand is hurt the mouth blows on it, when the mouth is hurt the hand rubs it.
Malagasy
Idleness moves so slowly that it will be overtaken by misery.
Malagasy
Love is just like rice -- plant it elsewhere and it grows.
Malagasy