There's a difference between mastery and whatever it is you think you're doing in a month. Learning syntax is simple enough, but learning to write software in t

There's a difference between mastery and whatever it is you think you're doing in a month. Learning syntax is simple enough, but learning to write software in the language's idiomatic style and using common libraries without looking them up every time is a longer task. It's not like anyone would say the vistor who looks up words in a travel dictionary has mastered the language...