Meaning of the word "they that live the longest see the most" in English

What does "they that live the longest see the most" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

they that live the longest see the most

US /ðeɪ ðæt lɪv ðə ˈlɔŋɡɪst siː ðə moʊst/
UK /ðeɪ ðæt lɪv ðə ˈlɒŋɡɪst siː ðə məʊst/
"they that live the longest see the most" picture

Idiom

a proverb meaning that older people have more experience and have witnessed more events in life

Example:
My grandfather has so many stories; as they say, they that live the longest see the most.
You will understand the complexities of the world in time, for they that live the longest see the most.