Dutch: I heard from foreigners it's a difficult language to learn.
If your main language is English and you want to learn it, here's a little tip on how to deal with some of the sentence structure: Talk like Yoda
English: Started picking it up as a kid by watching the subtitles on movies and shows, had an easy time learning it since. English is by far my favorite language.
German: I'm not good at speaking it but i can understand it most of the time.