path you have chosen will be easy. but, having passed it, you will gain enough experience in order to start a new, even more difficult path. in that way you get better. every day.
and when, at times, it seems to you that there is no longer any strength. you are tired, you can not longer rise from the next blow. that's it then, and you need to turn to yourself. to your soul. find there the reasons for which you started all this, which helped you all the time to go, and which made you get to this point.
and you will find a fire, a bright flame that burns stronger 