The idea of entropy is fundamentally an intuitive one - that the Universe tends in general to a more disordered state.

BBC: Entropy law linked to intelligence, say researchers

The pass through a what appears to be a disordered or chaotic state, on their way to a different organization more capable of handling the inputs.

FORBES: Connect

Verhaeghen, who is also a novelist and describes himself as a "somewhat mood disordered person, " had a particular interest in the connection between creativity and this ruminating state of mind.

CNN: Experts ponder link between creativity, mood disorders