What type of things you learn, will determine what images or visions might arise at a later stage of your development
…if you learn things related to meditation and then meditate,…there is more possibility of knowing what to do in meditation…
If the words and images you put into your mind relate to Life and Dhamma…then only can you get a vision of Life…comprehending the meaning of life and realize the 4 noble truth
Higher Mind Art - Abhidhamma Explorations 