0 If you say that there is a fine line between one thing and another, you mean that they are very similar. You often say this when one thing is acceptable and the other is not: --
1 a very small difference between two things that may seem different: --
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.