What is the best form of government?
It hasn't been achieved so far, but it is called a "Benevolent
Dictatorship": The dictator knows what's best for the people, knows
how to achieve it, and forces them to do it.
This is unlikely to ever happen with any human dictator, because
humans are selfish and irrational, but it might be achievable by
artificial intelligence if it becomes powerful enough. This is the
eventual outcome of Isaac Asimov's stories about the three laws of