Speak in your native language at certain times of the day and the other language at different times. Using a routine will make it clear which language is appropriate.
As there are only an estimated 1000 to 2000 people worldwide who speak Esperanto as their native language, and because it's not the primary language of any geographical region, this...
Don't start one. Nobody is pressuring you to. Just enjoy the moment and the rest will sort itself out. If you absolutely have to choose, try to decide which one...
It's an open-ended question. Some may think Kant was an excellent writer while others may think his writing was bad. The more important issue is not so much how eloquent...