been getting better and better, his spirit more and more ethereal, his thoughts clearer and clearer, and it was easy for him to immerse himself in doing one thing.After more than an hour of hard study...ut this one. I know what Xīn Lù is, but what is Xīn Guān" Wang Lin asked in confusion."It's quite simple, cultivating one's inner path has no shortcuts. It requires experiencing enough hardship, but m...