Tesla is the first US car manufacturer to mass-produce vehicles without going into bankruptcy in the past 100 years (and now has a larger market cap than the next six largest automakers combined).
Pessimists see problems. They worry about what could go wrong in the future.
Optimists see possibilities. They focus on what could go right in the future.
Proactive people turn problems into possibilities. They give us reasons to be optimistic about the future.