Text: I believed to the very core of my soul that the human race was on the brink of a new era in which intolerance and bigotry and prejudice would no longer exist.
Entailment: I believed that the human race was on the brink of a new era in which intolerance and bigotry and prejudice would no longer exist, I believed that to the very core.
Contradiction: I never believed that a new era would come, where bigotry, intolerance and prejudice would no longer exist.