સમારતાં વાર, બગાડતાં વાર નહીં.

samāratāṁ vāra, bagāḍatāṁ vāra nahīṁ.

Literally: Repairing takes time, but ruining takes no time at all.
What it means: Points out that building or fixing something requires patient effort, whereas destroying it happens in an instant.

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.