Why has so much self interest been lost from the sales pitch for policies that clearly stand to benefit normal people?

In politics, like murder, motives matter
Why has so much self interest been lost from the sales pitch for policies that clearly stand to benefit normal people?
Scottish politics will now be determined by how well Unionists and Independents attract remainers.
The Board of Deputies Ten Pledges is a huge opportunity for Labour. Deputy and Leadership candidates who don’t see that, are missing a trick.
The public are not fooled by politicians lying. We seek the lies to cover for our unpleasant opinions.
From Climate Change Denial to Strong Man Authority – 2020 is showing nothing exposes liars better than time.
While Corbynites must accept Corbyn was a liability, anti-Corbynites must face the equally genuine evidence that his policy direction was not unpopular.