The main issue with learning German is that each grammar rule has a bunch of heavily used exceptions one needs to learn, making the language very illogical and

The main issue with learning German is that each grammar rule has a bunch of heavily used exceptions one needs to learn, making the language very illogical and more idiomatic. This leads to a sort of a neurosis when many native Germans are afraid to make any mistake themselves and often prefer not to speak up in order not to embarrass themselves.