She wasn't afraid of difficulties what frightened her was being forced to choose...

She wasn't afraid of difficulties what frightened her was being forced to choose one particular path. Choosing a path meant having to miss out on others. She had a whole life to live and she was thinking that, in future, she might regret the choices she made now.
"I am afraid of committing myself" she thought to herself she wanted to follow all possible paths and ended up following none.