No writing musicals is the hardest thing in the world. And it was really funny because I remember when the South Park movie came out there were some critics that said 'Well it's obvious that in order to get it to be 90 minutes they filled some time with music.'

As we know forgiveness of oneself is the hardest of all the forgivenesses.

One of the hardest things for me now that I'm famous is finding people who can read my stuff and give me an honest critique.

The hardest thing about being famous is that people are always nice to you.

The hardest thing about being famous is that people are always nice to you. You're in a conversation and everybody's agreeing with what you're saying - even if you say something totally crazy. You need people who can tell you what you don't want to hear.

Finding that balance between work and family is the hardest thing I've ever done - by far.

But I just know from experience that accent wise even if you're an accent genius crossing the Atlantic is the hardest thing in the world either way.

Death is the easiest of all things after it and the hardest of all things before it.

I think the hardest thing about making music now is being a great dad at the same time. There's an insanity that goes with writing - a mad scientist thing that you have to go through - and sacrificing a kid's upbringing to do that is not an option.

To bathe a cat takes brute force perseverance courage of conviction - and a cat. The last ingredient is usually hardest to come by.

One of the hardest questions I have been asked is 'How will you manage the army if you are having menstrual cramps?' I have also been asked if I will have the courage to face criminals. My answer is that courage is not a matter of gender.

That's the hardest thing about being a mom. You want to be cool and you want them to like you all the time but you can't always have that. You're gonna have times where you have to say no and you won't be the most popular person in the house.

The hardest part was when I was in high school not having a job and always being broke. I had to get to auditions without a car. I either took the bus or walked.

My very best friend died in a car accident when I was 16 years old. That was the hardest blow emotionally that I have ever had to endure. Suddenly you realize tomorrow might not come. Now I live by the motto 'Today is what I have.'

Female rappers get it the hardest. You have to be a girl yet you have to be just as hard as the guys. I think some female rappers get scared out of the business before they can make it.

The hardest thing about being in this business is just being able to be yourself. People act like there's this one set of rules to follow to be a pop star and I think 'Well you say I'm a pop star so maybe that's not true.'

The hardest thing to understand in the world is the income tax.