New Delhi, March 26 -- Geopolitical tensions have risen a lot over the past few months. This has been primarily a consequence of the US-Israel conflict with Iran and the ongoing war between Russia and Ukraine. It is normal for investors to feel anxious in such an environment, as volatility can be unsettling.

Still uncertain times often bring to the surface a simple truth: success in investing and wealth creation rests on timeless principles, professional guidance and not headlines.

Here are six practical lessons from the book Think and Grow Rich, by Napoleon Hill. The book was first published in 1937 and still holds immense value today.

Hill says success often begins with a 'burning desire', not just a vague wish, which is why your obj...