Wiktionary
haste makes waste
prov. One makes mistakes when being too hasty.
Usage examples of "haste makes waste".
Well, my mother always told me, 'Haste makes waste,' but I was always in too much of a hurry to listen to her.
So we tried to get past Siawa before nightfall, and hurried on, and as haste makes waste on a Safari more than anywhere else, about sunset a wheel of the last waggon stuck on a big stone, and it could go no farther.