Meaning of the word "more people know Tom Fool than Tom Fool knows" in English

What does "more people know Tom Fool than Tom Fool knows" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

more people know Tom Fool than Tom Fool knows

US /mɔːr ˈpiː.pəl ˌnoʊ ˈtɑm ˌfuːl ðæn ˈtɑm ˌfuːl ˌnoʊz/
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