The Dao Heart!
For Primordial World Cultivators, this was undoubtedly the most important thing.
A steadfast Dao Heart could weather ten thousand tribulations without wearing away and endure countless ages without fading.
Conversely, someone whose Dao Heart wavered might find their path blocked by even a minor hardship, leaving further advancement all but impossible.
Of course, Houtu had once been an Ancestral Witch and was now an Earth Dao Sage. The strength of her Dao Heart needed no explanation.
Yet now, nourished by that fine wine, she sensed her Dao Heart growing even more steadfast and unshakable at an astonishing pace.
It felt as though all the myriad Daos of heaven and earth had merged within her.
This not only made Houtu's understanding and command of the Earth Dao even more remarkable.
Even her own Dao Foundation, origin, and more grew increasingly substantial and solid.
"So it's true... It really is true..."
Houtu was overwhelmed with excitement, her joy exceeding all expectations.
Her earlier conjecture had been right.
The fine wine Gu Changqing had given her this time was just as extraordinary as before, containing wondrous effects unknown to others.
Little did she know that this wine could be considered "tailor-made" by Gu Changqing for her.
The fine wine contained more than all manner of obscure, profound, and unfathomable Dao Rhythms.
Gu Changqing had even infused it with the insights of his two lifetimes, along with his understanding of the Earth Dao.
It could be said that if Houtu relied on her own insights and cultivation to attain the truly supreme fruition of an Earth Dao Sage, she might need hundreds of thousands, or even hundreds of millions of years.
But now, drawing on the memories of his two lifetimes, Gu Changqing had already laid out the Earth Dao's course