It's perhaps not the best choice of phrases. To speak out means to talk against something, but it usually carries the idea of speaking where your voice will be heard. In this paragraph, it is being used in the sense of gossip or speaking behind someone's back.
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ElanguestIt's perhaps not the best choice of phrases. To speak outmeans to talk against something, but it usually carries the idea of speaking where your voice will be heard. In this paragraph, it is being used in the sense of gossip or speaking behind someone's back. The writer is contrasting speaking overtly and covertly, but he probably just chose the opening line as a