Flatlandが好きなら

Flatland: A Romance of Many Dimensions, though written in 1884, is still considered useful in thinking about multiple dimensions. It is also seen as a satirical depiction of Victorian society and its hierarchies. A square, who is a resident of the two-dimensional Flatland, dreams of the one-dimensional Lineland. He attempts to convince the monarch of Lineland of the possibility of another dimension, but the monarch c…