having an easy character
The German word 'einfach' is used to describe something as being easy or simple. It can be used as an adjective or an adverb, depending on the context. For example, 'Das ist einfach' means 'That is easy', while 'Er macht es einfach' means 'He does it easily'.
It is easy to understand.
This sentence uses 'einfach' to describe how simple it is to grasp or comprehend something.
I find German easy to learn.
In this example, 'einfach' is used to express that the speaker does not find it difficult to learn the German language.
That's just unrealistic.
In this context, 'einfach' is used to reinforce the speaker's conviction that a certain thing or situation is not realistic.