I don't think natural languages are a very good analogy for programming languages.
But the world where everyone can speak English, is certainly a better place.
(disclaimer: English is only my third language)
(disclaimer: English is only my third language)
With respect to this question, I think natural language is a very good analogy. And so is biological evolution. Diversity, exploration of thought, and experimentation with expressiveness are very important aspects of having and using different programming languages.