WASHINGTON (Reuters) – Marianne Williamson, the self-help guru who warned of the “dark psychic force” unleashed by Republican President Donald Trump, suspended her quixotic outsider campaign for the 2020 Democratic presidential nomination on Friday. Williamson won admirers if not voters with a spirituality-focused campaign that promoted a politics of love and of conscience. She advocated a Department of Peace and embraced an economic justice agenda to repair damage done by so-called trickle-down economics. In a Facebook statement, Williamson said she was suspending her campaign, because she would not be able to get enough votes to “elevate our conversation any more than it is now.” The best-selling author and motivational speaker had called for $100 billion in reparations for slavery to be paid over 10 years, gun control, education reform, and equal rights for lesbian and gay communities. Her signoff on Friday mirrored her campaign message: “A politics of conscience is still yet possible. And yes … love will prevail.” Williamson made a name for herself on Oprah Winfrey’s show and became a “spiritual guide” for Hol...