Done Quote by Lord Kelvin
“Quaternions came from Hamilton after his really good work had been done, and though beautifully ingenious, have been an unmixed evil to those who have touched them in any way.”
About This Quote
Source Letter: 1855 correspondence by Lord Kelvin
Hamilton’s quaternions are mathematically brilliant but practically cumbersome for most users.
In simple terms: Quaternions are elegant yet difficult to use.
Key Takeaway
Use simpler tools unless complexity is necessary.
Themes
mathematics
complexity
practicality
Mood
analytical
critical
Type
technical
historical
When to use this quote
- engineering calculations
- physics modeling
- computer graphics
- education curricula
Key Concepts
algebra
dimensional analysis
Questions to Reflect On
- When might you choose quaternions over vectors?
- Are there alternatives that retain benefits?
A Different Perspective
Quaternions can be essential in modern 3D rotations despite early criticism.
![“I've used the Phoenix Centrifuge to replicate what the body's going to go through on the flight up. I've also done some gravity tests with ZERO-G [a charter-flight service in Arlington, Va., that uses modified Boeing 727s to simulate weightlessness], which went great.” quote by Richard Branson](https://sms4smile.com/quotes/img-quotes/aa1/richard-branson-256_adventure_i-ve-used-the-phoenix-centrifuge-to-repl_903.jpg)
