That's the carrot, here's the stick:
"Every time you write a comment, you should grimace and feel the failure of your ability of expression." — Robert 'Uncle Bob'' Martin
Author of
Clean Code,
The Clean Coder,
Agile Software Development,
Agile Principles, Patterns and Practices in C#,
UML for Java Programmers,
Designing Object-Oriented Applications Using the Booch MethodCo-Author of the Agile Manifesto.
https://en.wikipedia.org/wiki/Robert_Cecil_Martin