Translation of congressional 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 want to study either computer science or do an MBA. I love to programm and I am doing it a lot, although I am very impatient sometimes. I also like math, but I hate writting long letters.
Last week I was at the birthday celebration of my grandma. She is 95 years old and very healthy. I'm 33 years old. I work as an electrician, and I had my own company until last year.