Looking at the Shadows in the Cave

“Yes,” Dr. Malone went on, “they know we’re here. They answer back. And here goes the crazy part: you can’t see them unless you expect to. Unless you put your mind in a certain state. You have to be confident and relaxed at the same time. You have to be capable- Where’s that quotation …” She reached into the muddle of papers on her desk and found a scrap on which someone had written with a green pen. She read: ” ‘… Capable of being in uncertainties, mysteries, doubts, ...