Definition: Anabasis, also known as "underlying principles," refers to fundamental teachings or beliefs that underlie a religious or philosophical concept without being explicitly stated by its author. It often involves deep contemplation about the meaning and purpose of existence beyond the physical world. Anabases can be found in religious texts, philosophy, spiritual practices, and even in everyday life discussions. The term comes from Greek and signifies "underlying principles" which are foundational to a belief system or doctrine.