This quote is essentially emphasizing the importance of critical thinking and rational decision-making. It suggests that one should not accept a statement, idea, or belief without any evidence or reasonable basis to support its validity. In other words, it promotes skepticism over blind faith, urging individuals to question, inquire, and demand proof before accepting something as true.

In the context of today’s world, this idea is highly relevant given the proliferation of information, and misinformation, on the internet. In the era of ‘fake news’ and ‘alternative facts’, it’s more important than ever to critically evaluate the information we encounter. We should not believe everything we read or hear without scrutinizing its source and checking its accuracy.

In terms of personal development, this quote encourages us to foster a questioning mind. It’s about developing our analytical skills, discernment, and judgment. It pushes us to not just passively accept information, but to actively engage with it, challenge it, and form our own understanding based on evidence and reason. This not only helps us to make more informed decisions, but also to grow intellectually and emotionally.

Additionally, this quote can also be seen as a call to be honest with ourselves. Often, we might be tempted to believe something because it aligns with our pre-existing beliefs or because it’s comforting, not because it’s necessarily true. This quote reminds us to avoid self-deception and strive for intellectual integrity.