The most difficult thing I have ever had to do is follow the guidance I prayed for.
Difficult things aren't easy, but they're worth it.
Pitching is always a weird, difficult thing.
I am facing the most difficult thing of my life, my own greatest failure.
To make personal movies that you are the author of, is quite a difficult thing. It takes a lot of stamina.
To change, that is the most difficult thing to accomplish.
The most difficult thing to read is time. Maybe because it changes so many things.
Language is a very difficult thing to put into words.