In The Brightening Glance: Imagination and Childhood (2006), the art theorist Ellen Handler Spitz argues that "[t]he topic of adult participation in children's play is delicate, complex, and controversial," largely due to the overwhelming influence a parent or a teacher or even adult-generated entertainment media can…
The helium which we handle must have been put together at some time and some place. We do not argue with the critic who urges that the stars are not hot enough for this process; we tell him to go and find a hotter place.
There is no great harm in the theorist who makes up a new theory to fit a new event. But the theorist who starts with a false theory and then sees everything as making it come true is the most dangerous enemy of human reason.