0 used to say or ask what is the correct or best thing to do -- s’utilitza per a donar o demanar consell
1 used to say that you think something is true or that you think something will happen -- s’utilitza per a expressar ac probable
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.
Podem completar-lo pas a pas per molt llarg que sigui el camí i no es pot completar per curt que sigui el camí si ni tan sols marqueu la vostra petjada.