In this world there are many strange things.
However, no matter how strange or bizarre a sight is, if there is no one there, if there is no one to see it, if people are not involved, it is just a simple phenomenon.
Just something that happens.
That is because in this world people are the strangest beings. [*]
True. My feline curiosity makes me want to understand all the world around me. However, what's most complex, perplexing and difficult to model/perceive correctly is human behaviors.
[*] The first lines from xxxHolic ep1, as translated by Shinsen-Subs
