When traveling abroad it's a good idea to have at least a basic understanding of foreign languages

I agree with that.
You have asked no question, but if you meant for this to be a question, then absolutely yes, kit's a good idea.
... in order to communicate your needs, ask questions, read menus and street signage
... in order to ingratiate yourself to the "welcoming" people and "bond" with them
... to show respect for and an appreciation for another culture

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