system
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human
Suggest a more appropriate way to introduce the following quotation.

Relevant data:
"I have a dream that my four little children will one day live in a nation where they will not be judged by the color of their skin but by the content of their character," said Martin Luther King Jr.
gpt
Martin Luther King Jr once famously said, "I have a dream that my four little children will one day live in a nation where they will not be judged by the color of their skin but by the content of their character."