Rockisms are words or phrases which have a deeper level of meaning which usually impart some very good advice or wisdom. The Rock is full of such thoughts which we reflect on in times of need to help us make some smarter choices in life. You will see these Rockisms throughout the posts and within the Adventures of Rock and will know one by the pink color.
Once in a blue moon: something that happens, an event for example, that does not happen very often. The definition of a Blue Moon is a full moon which appears twice in the same calendar month. They are also called a Harvest Moon because these were highly regarded by farmers, especially during harvest time and when the nite sky was clear of clouds, they could work all nite long gathering their crops by the light of the moon. As you can imagine this does not happy very often.
Blue Moon
The Adventures of Rock 
[…] D once in while of seeing a rabbit way out in the countryside. He says they usually only see them once in a blue moon, usually lying around on the sides of the wide long black roads and sometimes laying right in the […]