Translation of brash in German

Sometimes you forget one word and this makes the entire sentence sound differently. That means that you need to read each email before sending it twice at least if you want to be on the safe side every time.
I am a computer scientist and I also have a small restaurant with my younger sister (she is also already 53). You can come and visit, I will buy you a drink and we could chat a little.
I've chosen a subject but for now I take a lot of art and language courses. Thank you for your tips! They helped me a lot. My uncle is a music teacher, but my father studied economics.