Politics, by its nature, emits a lot noise.
The quote metaphorically suggests that politics naturally generates a significant amount of commotion, debates, and discussions due to its inherent nature.
Replacing traditional sources of energy completely with renewable energy is going to be a challenging task. However, by adding renewable energy to the grid and gradually increasing its contribution, we can realistically expect a future that is powered completely by green energy.
We always want more. Whether it is better clothes, a bigger house, faster cars, or the latest gadgets, satisfaction in these days of consumerism is difficult to find.