(CNN) Amid recent incidents involving nooses, graffiti and racially-motivated assaults, a black church in Greenville, South Carolina, has shared a much-needed moment of humanity.

The Rev. Michael Sullivan of Nicholtown Presbyterian Church says he was heartened by an anonymous letter that was sent to the church -- along with a sizable donation.

"I am white and used to be a terrible racist," the letter read. "... Due to Christ's teachings, I am appalled at my former thoughts and words."

The note wasn't all talk. It contained a check for $2,000.

"I send this donation as a heartfelt apology to the African-American community, as a sign of God's love for you, and as a sign of my love for you as well."

Read More