So basically, if the action is easier to do with the right hand, it's self-explanatory, and if it's easier to do with the left hand, it's because you used to do

So basically, if the action is easier to do with the right hand, it's self-explanatory, and if it's easier to do with the left hand, it's because you used to do it while using a sword in your right hand. We can explain an infinite number of chiralities now!