Zhao Changhe, in any case, was polite. He took the pill and asked, “This is?”1

“Treasures that can transform your body and expel its impurities can only be discovered, not sought after; they’re not something you can just buy because you have money and power. Not even the imperial clan might have one. However, not every child is born with a good body. Families are always thinking of ways to improve their constitutions. For example, this is one way. This pill can increase the toughness of your meridians and raise their durability.”0

Zhao Changhe thought what he said was reliable and asked, “What’s the difference between widening meridians and increasing their toughness?”1

“Your meridians are like a small creek that can only let that small bit of water flow through it. If you were to widen them, then it can change to be more like a rushing river. However, rivers must also be dammed up firmly, or they might overflow. It’s not hard to understand this difference.”0

Zhao Changhe nodded. “I understand. Put another way, I can’t widen this small creek of mine, but I can reinforce it and it’ll allow it to hold greater streams.”0

“Correct. Even if you widen your meridians afterward, this increased toughness will still be of use. What’s more,...0