The development of glassworks, an important step for making sulfa drugs and for chemistry as a whole, turns out to have a surprising benefit for Suika.
You don't have to help 
us if you don't want to.
.لست مضطرًّا لمساعدتنا إن لم ترد ذلك
Bon, si vous voulez pas nous aider,
tant pis !
Ah, ma se non vuoi aiutarci, mica devi farlo per forza.
Ну, не хочешь помогать — и не надо!