As Xia Chen listened quietly, he felt that his vision was wide open and he knew a lot of knowledge of practice, which was also very valuable. If he did not know these knowledge, the way of practice would be very difficult in the future.

"Forefathers, you said that the core of the main road is based on the Daoji cohesion?"

"Yes, when you get through the ninth thunderstorm, you will have a profound understanding of your foundation, and then naturally you will be able to condense the core of the avenue. Moreover, if you have a foundation, then you can condense the core of two avenues, if you have...