I don't have anything to add to the existing answers other than it's a rhyming Russian proverb, not something Nixon came up with himself. https://en.wikipedia.

I don't have anything to add to the existing answers other than it's a rhyming Russian proverb, not something Nixon came up with himself. https://en.wikipedia.org/wiki/Trust,_but_verify https://en.wikipedia.org/wiki/Trust,_but_verify