“The human brain needs to suppress obvious ideas in order to reach the most creative ones, according to scientists. These obvious associations are present in both convergent thinking (finding an ‘out-of-the-box’ solution) and also in divergent thinking (when individuals have to come up with several creative ideas).” (from their website)
https://www.sciencedaily.com/releases/2018/12/181210150622.htm
Dancing Treefrog 