The best tip I can give anybody about mastering a language is "read other's code", pick some good project or author in github (use the search engine there) and

The best tip I can give anybody about mastering a language is "read other's code", pick some good project or author in github (use the search engine there) and read every line, try to understand the "character" of the language, how is constructed and organized, instead of the looking too much at the tokens (identifiers, statements, etc).