Negative emotions like loneliness, envy, and guilt have an important role to play in a happy life; they're big, flashing signs that something needs to change.

Music plays a very important role in my life. I'm a frustrated musician. I play the drums.

Cinema will always have an important role to play in society.

When it comes to helping make the country strong, we in Congress have an important role to play.

In the scope of a happy life, a messy desk or an overstuffed coat closet is a trivial thing, yet I find - and I hear from other people that they agree - that getting rid of clutter gives a disproportionate boost to happiness.

I'm there on all the social networking sites, as it plays an important role.