More and more I felt that she was present, that she was with me; I had the feeling that I was able to touch her, able to stretch out my hand and grasp hers. The feeling was very strong: she was there. Then, at that very moment, a bird flew down silently and perched just in front of me, on the heap of soil which I had dug up from the ditch, and looked steadily at me.

— Viktor E. Frankl, Man’s Search for Meaning, Beacon Press (2006 edition), p. 57, 1946