Science requires a level of common sense and intuition. Famously: https://www.bmj.com/content/363/bmj.k5094 https://www.bmj.com/content/363/bmj.k5094 It is fin

Science requires a level of common sense and intuition. Famously: https://www.bmj.com/content/363/bmj.k5094 https://www.bmj.com/content/363/bmj.k5094 It is fine, indeed should be encouraged, to put some papers in the system that don't have formal data but do record common-sense observations. If people don't like them, then they can trump opinion with data in the scientific process.