My assumptions for the study of personality is similar to this, assuming the reality of time creates a neccesary frame of reference for all conclusions.
"Sometimes the most important step one can take in science is back.
When the path towards progress in a field becomes muddied, the best response may be to step away from all the technical specifics that make up day-to-day practice and begin pulling up the floorboards. In other words, rather than continuing to push on the science, it may be best to ask about the unspoken philosophies supporting that research effort."