And because we can, we must.

It must be because we came back in time.

And because we must all work to finish this story.

But we must like each other, because we are all in the same boat.

We must leave this gentleman alone because he's tired and he's hungry.

We must fight terrorism wherever it exists, because terrorism anywhere threatens democracy everywhere.

But we intellectuals, and I say we because I consider you such, must remain lucid to the bitter end.

We must understand that we are the potential, the solution, the force for change and I say must because young people and adults must understand what youth means it means potential energy, the solutions.

Because of this, we recognize that a delicate balance must be struck between growth and conservation .

...because I must do it.

We must live. We must love.

We must live. We must love.

Think, temes spreading because they must.

It's something I must do, because...

Oh, well. If we must, we must.

Plato thought that three conditions must be met in order for us to know something the notion in question must actually be true we must believe it (because if we do not believe something that is true, we can hardly claim that we know it) and, most subtly, it must be justifiable there must be reasons why we believe the notion to be true.

They, in turn, represent billions of human beings, to whom we must be accountable precisely because we hold their fate in our hands.

We must ask ourselves a question must we pay the price of lack of progress on reform because of the stubbornness of some States that want to gain prestige by becoming permanent members?

I can't be alone because... Because as you must have noticed, I...

Skepticism, because you must always be challenging.

Please, we must phone the police. Yes, we must.

You know, you're so right. We must give him a hand, because this man knows how insensitive our government is.

We must start shooting and we must do it immediately.

But you must know, because you are king.

You must stay inside because of the bear.

I guess it must be, because right now...

Because though all men must die in time,

For a very low cash outlay and perhaps none at all on balance we could conserve nature and thus protect the basis of our own lives and livelihoods. We kill other species not because we must, but because we are too negligent to do otherwise.

We must.

We must !

We must!

We must.

Must we?

This must be true because a Scotsman said it.

You must not despise someone because they are poor.

By extension, we think to ourselves, Why it's hotter in summer than in winter must be because we're closer to the Sun.

We must join efforts to triumph over terrorism, because those who win this victory will be able to help others as well.

Today, we must go further because fighting poverty now requires a sound road map, a clear vision and a global development strategy that, today more than ever, must set minimum standards.

We must intervene.

We must wait.

We must help.

Yes, we must.

We must hurry.

We must fight.

We must part...