Common can have many different contexts, including when one keeps seeing the same themes appearing in what they watch, read and hear.
And once one begins understanding about this reality and gain a better understanding of how we interact with it, two common themes that always come up are thoughts and Imagination.
And the common themes revolving thought and Imagination are not new, for the following passages were written by Ralph Waldo Trine in the late 18th, early 19th century:
“Of all known forms of energy, thought is the most subtle, the most irresistible force. It has always been operating; but, so far as the great masses of the people concerned, it has been operating blindly, or, rather, they have been blind to it’s mighty power, except in the cases of a few here and there.”
“Each castle the world has ever seen was first an ideal in the architect’s mind. Every statue was first an ideal in the sculptor’s mind. Every piece of mechanism the world has ever known was first formed in the mind of the inventor.”
The Master Key To This Magical Life Of Ours – Ralph Waldo Trine
And with an understanding of the above, it is probably why not many have ever heard of the name Ralph Waldo Trine, let alone read any of his books.
The common themes in the creation of this reality are thoughts and Imagination