Convince Quote by Jesse Lauriston Livermore
“If somebody had told me my method would not work I nevertheless would have tried it out to make sure for myself, for when I am wrong only one thing convinces me of it, and that is, to lose money. And I am only right when I make money. That is speculating.”
About This Quote
Source Book: Reminiscences of a Stock Operator by Edwin Lefèvre, 1923
He would test a method despite doubts, learning only from financial loss, and judged success by profit.
In simple terms: Test ideas, learn from loss, profit shows success.
Validate ideas through real‑world testing.
Themes
Mood
Type
When to use this quote
- trading
- entrepreneurship
- product development
- investment decisions
- startup pivots
Key Concepts
Questions to Reflect On
- What evidence would you need beyond profit to trust a method?
- How do you separate luck from skill?
Losses may not always reveal truth if markets are irrational.