નેળનાં ગાડાં નેળમાં રહેતાં નથી.

nēḷanāṁ gāḍāṁ nēḷamāṁ rahētāṁ nathī.

Literally: The carts of the lane do not stay in the lane.
What it means: Nothing in this world is permanent or stays in one place forever.

Also said as

ગુજરાતી કહેવતસંગ્રહ (Gujarati Kahevat Sangrah) (1923) ગુજરાતી કહેવતસંગ્રહ (Gujarati Kahevat Sangrah) (1921) · read from the scan by machine — the Gujarati itself is unchecked · English is machine-made and nobody has checked it yet

Heard it differently, or know we've got the sense wrong? Tell us — that is exactly the kind of correction this needs.