Lorraine Hansberry was the first Black woman to write a play produced on Broadway. After she became famous, she participated in a panel on race relations with black activists and white liberals. It was the mid-60’s and they were attempting to address the growing tension between the two groups.
As the Black freedom struggle moved to the streets, most of the white liberals pulled back their support. On the panel, Hansberry spoke plainly about their ultimate goal in gathering together: “We have to find some way with these dialogues to show and to encourage the white liberal to stop being a liberal and become an American radical.”
Sixty years later, perhaps this task has gotten even more challenging. This is what the Black revolutionary Assata Shakur, writing from exile in Cuba, famously said about the situation.
Radical Discipleship 
This reminds me very much of Thomas Merton’s comments in Letters to a While Liberal – “Are you going to say that though changes may be desirable in theory, they cannot possibly be paid for by a social upheaval amounting to revolution?…I visualize you, my liberal friend, goose-stepping down Massachusetts Avenue in the uniform of an American Totalitarian Party in a mass rally…”