What prevents theoretical insights from going beyond existing limitations and changing to meet new facts is just the belief that theories give true k… - David Bohm

A great many people think they are thinking when they are merely
rearranging their prejudices.

older theories become more and more unclear when one tries to use them to obtain insight into new domains.

"...thought with totality as its content has to be considered as an art form, like poetry, whose function is primarily to give rise to a new perception, and to action that is implicit in this perception, rather than to communicate reflective knowledge of "how everything is." This implies that there can no more be an ultimate form of such thought than there could be an ultimate poem (that would make all further poems unnecessary)."