es war schwierig

Es war schwierig für mich, ihn zufrieden zu stellen.

It was difficult for me to satisfy him.

Es war schwierig, wenn Dörfer entstanden.

It was difficult when villages were established.

— The Man from Earth (2007)

Es war schwierig, Niederländisch zu lernen.

It was difficult to learn Dutch.

Es war schwierig, diesen Brief zu schreiben.

It was difficult to write this letter.

Es war schwierig zu atmen.

It was difficult to breathe.

— Schmetterling und Taucherglocke (2007)

Es war schwierig, Tom zu überzeugen, das Richtige zu tun.

It was difficult to convince Tom to do the right thing.