Provide the theme summaries for the following conversation: 

Gabi: How was the training?
Mary: It was fine
Gabi: I thought you didn't like it
Mary: At the beginning
Mary: But later it was fine
Gabi: Did you learn something?
Mary: Quite a few things
Gabi: Was it a training for the leaders?
Mary: Not only. It's for everyone who works with people
Mary: I think you should also do it
Mary: It could be useful for you
Gabi: Yeah you told me
Gabi: But I always have so much to do. 

Summary: 
The training of Mary was ok, she didn't like it only at the beginning. It was for everyone who works with people.