Which rhetorical device is illustrated by the phrase "Don't change horses in the middle of the stream"?

The phrase "Don't change horses in the middle of the stream" is an example of an adage, which is a short, memorable saying that expresses a general truth or principle. Adages often convey wisdom that is universally accepted, making them effective in communication. This particular phrase suggests that one should not make changes or switch strategies during a critical point or ongoing process, as it can lead to confusion or complications.

The wisdom captured in this adage resonates across situations, stressing the importance of consistency and stability during challenging times. The phrase’s figurative language serves to illustrate the broader idea of caution against premature changes, which aligns with the characteristics of an adage.