Translation of Umsetzung

I need to write you one more sentence. This is what my teacher told me and the German language is so difficult. So please, as a last favor, would you please write the sentence for me in German?
Most are just afraid of the unknown and see the unknown as a threat to their stabilty. Can one blame them? I think you can blame them. It is the fault of the ones that are scared to improve and learn.
We were Lao Cai around six o'clock but the train left only at eight. I was somehow relieved though that we had all the dangerous bus journeys behind us and that we left this lovely place soon.