Economist Julian Simon was an energy advisor to the US government and said that if we use all the energy in the Sun there may be other stars out there.
As Prof. Bartlet wondered, would you base US energy policy on the plan to go and get another Star and drag it back to the Solar system?
Talk: Arithmetic, Population and Energy from 20+ years ago: https://youtube.com/watch?v=O133ppiVnWY
Beaming energy across interstellar distances is much easier than moving stars.