"[be] on the way up" の定義と意味

What is the origin of the idiom "be on the way up" and when to use it?

The phrase is thought to have originated in the 19th century, when it was used to describe the progress of a ship sailing up a river. The ship would be said to be "on the way up" as it got closer to its destination. The phrase has since been used to describe any kind of progress or improvement. It is often used in professional or social contexts to describe individuals or organizations that are achieving greater recognition, success, or influence.