As a Man Thinketh

As a Man Thinketh by James Allen (1903)

"As a man thinketh in his heart, so is he." A short, powerful essay arguing that our thoughts shape our character, circumstances, and destiny. The grandfather of all self-help books.

Historical Significance:
James Allen, a British philosophical writer who lived in poverty for most of his life, published As a Man Thinketh in 1903. It was his second book and initially sold modestly. After his death in 1912, it became one of the bestselling self-help books of all time, influencing Norman Vincent Peale (The Power of Positive Thinking), Napoleon Hill (Think and Grow Rich), Dale Carnegie, and the entire modern personal development industry. At just 15,000 words, it can be read in under an hour — but its central idea, that thought precedes all achievement, has shaped millions of lives. The title is drawn from Proverbs 23:7.

This public domain classic was originally published in 1903. Free to read and share.