Re:

"As far as I can tell, it only requires three things: 1) Love; 2) focused intent; and 3) knowing, which some people call belief or faith."

Yes this is pretty much what I have experienced when I have given or received energy work, though I prefer hands on.
-there is a saying that when the student is ready, the teacher will appear.
-same with health; in a way. And life in general

Belief can be a good thing, but also an obstacle for our progress. I have many times been to headstrong, expected that a "healing" had to happen in certain ways, according to my beliefs at that time.
- Sometimes I had to give all up before the "healer" appeared.
Like Iodine for instance, or a person that showed up in the right moment. Tweet