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Re:Alan Kay on the Meaning of “Object-Oriented Programming” ... by profalseidol on Monday March 18, 2019 @12:33AM (#19418700)
Here's one talk about 'message' in Ruby:

RailsConf 2015 - Nothing is Something

https://www.youtube.com/watch?v=OMPfEXIlTVE

But to me, this simply looks like Functional Programming done in an OOP mess.

Re:Alan Kay on the Meaning of “Object-Oriented Programming” ... by pjmlp on Monday March 18, 2019 @02:34AM (#19419086)
Smalltalk was also influenced by Lisp work being done at Xerox PARC.

Map, filter, flapmap, lambdas, symbols, are all there.

You can easily do LINQ in Smalltalk-80 without any additional library.