The same is true when courses in the same subject are offered at different levels; lower - level courses can place artificial limits on the points some individuals can attain in their learning. (teachermagazine.com.au)
Perhaps the most important lesson they taught my sister and me was not to put artificial limits on yourself. (moneysense.ca)
But, when we do we artificially limit the «available evidence» and this type of artificial limiting leads people to believe there is little evidence about neonatal safety with water birth. (birthingnaturally.net)