That’s a defeatist additute. You can be a realist withotu being a defeatist. There’s always hope. I probably have as little faith in electoral politics as you do, but forming real relationships with real neighbors we can actually create the world our politicians would never support.
The own website you got the image from says that is mixed factuality https://web.archive.org/web/20230624204530/https://www.snopes.com/fact-check/1956-republican-platform/