Verb conjugation of "déduire" in French

In life you have to decide what is best for you. Each time I go to a new place I ask myself whether I could live in such a place. But once I return home, I know that I made the right decision by staying in Norway.
You can return the favor and help me too. We will acquire the new language together. I like to learn Spanish. Since high school, I have learned much more but it has been more than 20 years ago.
Your German is really great. But you really need to practice more. What do you mean exactly? I'm 70 years old and retired. I live in Hamburg in northern Germany. It is close to the sea.