Is it bad to learn two foreign languages at the same time? 
It is not a good idea to learn two kinds of languages at the same time, isn't it?
Why shouldn't you learn another language? Is there any possibility to learn three different languages well? Why don't most Americans learn a second language? How hard is to learn new languages? Is it possible to learn two languages at once on Duolingo? What is the way to learn another language? Why do some people find it easy to learn languages while others don’t? What should I learn as a second language? Why do you learn foreign languages? Why do some people choose to learn a third language? How did you learn another language? Why should I learn foreign languages ​​? What is a good order to learn these languages? How should one learn languages? Can polygots share their wisdom on how to learn multiple languages? Why is it so hard to learn a new language? What is the toughest thing to grasp while learning a new language? Should I learn Spanish, French, or Russian as a second language and why? What is the best/fastest way to learn multiple languages? How do you learn a foreign language on your own? What is the best way to learn another language? What is the best way to learn a different language? How did you learn new foreign languages? Why are there different languages? What's the best way to learning more languages? Can an adult learn a foreign language as fluently as a child? How? Does neuroplasticity hold true with second language learning for adults? What's the difference between a second and a foreign language? Is it impossible or difficult for native English speakers (Anglophones) to learn foreign languages? We want our 1 year old to learn two languages. Should we talk to him in both languages side by side? Or just the native language? What is the best ways to learn new languages?