“ I have a dream ” is repeated in eight successive sentences, and is one of the most often cited examples of anaphora in modern rhetoric. But this is just one of eight occurrences of anaphora in this speech. By order of introduction, here are the key phrases:
Read those repeated phrases in sequence. Even in the absence of the remainder of the speech, these key phrases tell much of King’s story. Emphasis through repetition makes these phrases more memorable, and, by extension, make King’s story more memorable.