* The name is incorrect. It could be a misspelling of a more common name, or the person is simply not well-known enough to have a famous quote.
* The quote is from a specific context. The quote might exist but is only known within a particular field, community, or time period.
Could you please provide more information, such as:
* Where did you hear the quote?
* What is the general topic of the quote?
* Is there any more context or information you can provide about Samuel Leonard?
With more information, I can help you find the quote or determine if it is misattributed.