It is difficult for normal people to reach a higher spiritual realm. The so-called idea is that the brain emits a relatively strong magnetic field and electromagnetic waves. However, basically every substance on the earth has its own electromagnetic wave, and in such a large environment, it will have the ability to distinguish itself, just like the human ear automatically filters information and sound. I suggest you do your introductory homework before exercising your will, that is, learn biology well. After you fully understand the nature of matter and energy on earth, you don't need to explore the universe. Then you will naturally know how to cultivate your mind. This is the same as internal strength. All I can say is,

I hope I can help you. Hope to adopt