Spirit is the animating or vital principle in man and animals. So, the word “spiritual” relates to or affecting the human spirit or soul as opposed to material or physical things. Here are some articles on spiritual topics:

Psychological illness is severe. People with confusing mind are really ill persons – they don’t know themselves. Know your soul, know thyself reading the article: Soul is your energy, use it for advancement

Read another article on Dwelling rules of the universe to materialize your goal – it will help you understand the cosmic law.