How long did it take an ordinary Golden Core cultivator, from deciding to break through to the Nascent Soul Realm to successfully doing so, assuming no external interference?
No one had specifically compiled statistics on it, but most people shared a common understanding: finding the 'Primordial Yin-Yang Spirit Root' normally took five to thirty years; after finding the 'Primordial Yin-Yang Spirit Root,' adjusting Spiritual Intent fluctuations to match spiritual power and completely cultivating Spirit Sense normally took five to ten years; after cultivating Spirit Sense, beginning to cultivate Spirit Methods and truly breaking through to the Nascent Soul Realm took around five years.
In other words, it took at least fifteen years!
And that was under the condition that the cultivator possessed exceptional talent and comprehension. If either talent or comprehension fell short, the time needed to break through to the Nascent Soul Realm would be even longer, with no upper limit, until one exhausted one's lifespan and died.
Every step of breaking through to the Nascent Soul Realm was a hurdle. Spirit Sense in particular was something so mysterious and profound that if one could not grasp its truth, one could only regretfully remain at the Golden Core stage!
Because most senior Nascent Soul cultivators had no way to accurately describe what the so-called 'Primordial Yin-Yang Spirit Root' actually was.
Only cultivators who had personally practiced it could understand the difficulty involved.
It was also at this time that Cultivators discovered that the brain was more important than a Spirit Root.
If one's Spirit Root was a little worse, one could still catch up by spending another ten or twenty years. But if one's brain did not work well, then unless one stumbled upon extraordinary luck and happened to find the key point, thereby breaking through to the Nascent