don't look a gift horse in the mouth

doing it once is all right, but let it not turn into a habit; it's ok this time, but let's not make a habit of it

(vulgar) not to be out of the woods yet, not to be in the clear

(informal) not to be out of the woods yet, not to be in the clear

to lengthen one's stride, to walk faster

(informal, figuratively) to be pretty good, to be quite something, to be excellent

(informal, figuratively) not to be terribly refined, to be lowbrow, to be rather coarse (almost to the point of being crude, crass)

pedestrian crossing, crosswalk

Synonym of à ne pas mettre un chien dehors

(of the weather) awful, dreadful