What is the meaning of as a man thinks so he?

The full quote is "As a man thinketh in his heart, so is he." This is a proverb that has been attributed to various sources, but is most often associated with the book *As a Man Thinketh* by James Allen.

Here's the meaning:

* Our thoughts shape our reality: This proverb suggests that our thoughts are the primary force that shapes our lives. What we focus on, what we believe, and what we think about ourselves, ultimately influences our actions, decisions, and experiences.

* Inner state vs. outer circumstances: The quote emphasizes the importance of our internal world (thoughts, beliefs) over external circumstances. Even if we face challenges or difficult situations, our mindset can significantly influence how we perceive and respond to them.

* Responsibility for our own life: By emphasizing the power of our thoughts, the proverb implies that we have a responsibility to cultivate positive, constructive thoughts. We have the ability to choose what we think about, and this choice ultimately affects the course of our lives.

In essence, the proverb is a reminder that our thoughts are powerful and can shape our reality.

It's important to note that this concept doesn't mean that we can simply "think our way" out of any situation. It's about recognizing the influence of our thoughts and taking steps to cultivate a positive mindset.