As promised, playing on the Wii U gamepad is an option, but it isn't necessary.

ENGADGET: Wii U Virtual Console Trial Campaign hands-on Hands-on

"It isn't necessary to comment on every new museum that comes along, " I said.

CNN: AllPolitics - Pundits and Prose - Calvin Trillin

It isn't necessary to mention the crush you have on your co-worker.

WSJ: Lying to a Spouse: Relationship Advice on How It Can Be Healthy

It's good to be efficient, because a huge payroll is even more useful if none of it is wasted, but it isn't necessary, at least in the Bronx.

WSJ: New York Yankees: Getting Old Is Nothing to Fear��Tim Marchman

But it really isn't necessary.

NPR: Tancredo on the Presidency, and Immigration

Yet, current technology has attained a level of sophistication where it is reasonable for us to begin this effort....Isn't it worth every investment necessary to free the world from the threat of nuclear war?

CENTERFORSECURITYPOLICY: Reagan's vision

It isn't creating a kind of diversity that's necessary for any vibrant community.

NPR: New Jersey Skirts Affordable Housing Law

It doesn't matter because the mandate isn't really necessary.

CNN: Health reform could survive loss of individual mandate

But it isn't yet efficient at jumping from person to person, a necessary ingredient for triggering a pandemic.

WSJ: Scientists Craft Bird Flu Type That Can Be Transmitted Through Air

"While a popular SNP isn't a sufficient condition to win an independence referendum, it's almost undoubtedly a necessary condition, " he said.

BBC: Scottish council election: Administrations take shape