0 to continue doing something until it is finished or until you achieve something you have planned to do: --
She interviewed dieters who had failed to stay the course to find out why they had given up.
We can complete it step by step however long the road is and it can't be completed however short the road is if you don't even mark your footprint.
We kunnen het stap voor stap voltooien, hoe lang de weg ook is en het kan niet worden voltooid, hoe kort de weg ook is, als je niet eens je voetafdruk markeert.