0 used to introduce a phrase that explains why or how much something described in another part of the sentence is true: --
Inasmuch as you are their commanding officer, you are responsible for the behaviour of these men.
1 used to show why or in what limited way the other part of the sentence is true: --
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.
Можем да го завършим стъпка по стъпка, колкото и дълъг да е пътят и не може да бъде завършен, колкото и кратък да е пътят, ако дори не маркирате отпечатъка си.