Yes. Learning more programming languages is probably the single most powerful thing you can do in terms of expanding your programming skills. Not necessarily be

Yes. Learning more programming languages is probably the single most powerful thing you can do in terms of expanding your programming skills. Not necessarily because they have different syntax or whatever, but because every programming language comes with its own different ecosystem which makes different choices do to the different constraints they face and priorities they have. Learning a new language makes you a better programmer in all other languages you know.