0 used to show that what you are describing is in fact much more serious or important than you have suggested: --
It's going to be awkward, to say the least.
1 to not describe something in the strongest way you could, often in order to be polite: --
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.