A film is a chain of very difficult decisions, and I think one of them is to choose an accurate cast.

She has difficult decisions to make on every tee.

Difficult times require difficult decisions. But supporting this bill shouldn't be a difficult decision.

All that time tying herself up in knots because she simply couldn't think of 
a good reason not to be with him

It didn't matter how wonderful Andrew was and how much effort he was prepared to put into their relationship. While Lou didn't feel the same way, his love was only building a tower without foundations.

I am facing the most difficult thing of my life, my own greatest failure.