Meaning of the word "no man is an island" in English

What does "no man is an island" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

no man is an island

US /noʊ mæn ɪz æn ˈaɪ.lənd/
UK /nəʊ mæn ɪz ən ˈaɪ.lənd/
"no man is an island" picture

Idiom

no one is self-sufficient; everyone relies on others

Example:
You can't do everything by yourself; remember that no man is an island.
The success of this project shows that no man is an island and teamwork is essential.