The fastest way to learn a language is with the comprehensible input method. You watch videos, all of which are 100% in the target language. The early videos are easy, involving simple things, and using props and gestures to provide the context for understanding. As you learn more, the videos progress and become more difficult. It’s amazing how quickly you pick up things and retain them. There is a lot of comprehensible input material for Spanish, French, and English, but you can use children’s television shows like Peppa Pig where there isn’t specific material for the target language. Here is a beginner video in Spanish.