Meaning of the word "what goes up must come down" in English

What does "what goes up must come down" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

what goes up must come down

US /wʌt ɡoʊz ʌp mʌst kʌm daʊn/
UK /wɒt ɡəʊz ʌp mʌst kʌm daʊn/
"what goes up must come down" picture

Idiom

used to say that things which rise or succeed will eventually fall or fail

Example:
The stock market has been rising for years, but what goes up must come down.
He was at the peak of his career, but he knew that what goes up must come down.