Not only that, these conversations are often situated in detailed description of the historical atmosphere and a beautiful scenery, as many of them were led in nature during the many journeys they made, backpacking or sailing. "'Do you see whales, Heisenberg?', 'Yes, I see only whales, but I hope they are only big waves.'", is one of humorous scenes when the author, Bohr and other friends were sailing in a dark night.