Our goal is to discover the bad ideas and replace them with better ones. You want this to happen in yourself and in other people, which can only occur when those different ideas meet.
Nineteen democrats are running for president in 2020, and more could still enter the race. This presents a wonderful tradeoff. We need options if we’re going to elect the best person. However, too many options causes choice paralysis. As a consequence, most of us will neglect to choose who we vote for until there are fewer options.