Translation of brüsk

Can we do it one day earlier? 30.April? I probably can't on the 04.05, but I will know just next week. Maybe we can do a phone lesson first and than the writing exercises. I do not feel ready yet.
If that gets out of control (riots or support for radicals), there may flourish a steady ground on which the mentioned could reoccur. Then after a while this turns to be nationalism on a larger scale.
We have cut the description though, since it was too long. However, we would like to change the description again, by adding a geographic spot in it or telling the user that it is E-learning.