The intrinsic value of being a society that bases its actions on reason rather than superstition, such that it does not value the big lie so much in the first place. The value of the thing that could go there in its place- putting god on your money comes with an opportunity cost. The act of removing the phrase means that we've gone beyond the tipping point there. And being that it's a symptomatic and symbolic thing, it doesn't need constant attention and energy, but should be revisited now and then.