Hope is not the same as optimism, research shows

What makes hope a virtue is not its ability to promote happiness and success but its commitment to a greater good beyond the self.

On April 3, 1968, standing before a crowded church, the Rev. Martin Luther King Jr. painted his vision for justice. “I’ve seen the Promised Land,” he said. “I may not get there with you. But I want you to know tonight that we, as a people, will get to the Promised Land.”