"Do Intelligent Arguments Make A Difference?" Ctd

A reader writes:

This thread reminds me of a quote by Max Planck that I found in Thomas Kuhn's "The Structure of Scientific Revolutions":  

A new scientific truth does not triumph by convincing its opponents and making them see the light, but rather because its opponents eventually die, and a new generation grows up that is familiar with it.

Ambreen Ali responds to DiA's inability to "think of an instance where voters on any side have been persuaded by a reasoned opposition on any issue":

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