Global problems are hard to solve.

All of these problems are so difficult to resolve because they have been festering for so long.

The substantive issues were too complex to be settled and to be reflected in a resolution which could command consensus support.

Global problems are hard to solve. A productive starting point would be China US collaboration on energy efficiency and security, greener growth, and climate change.

You've set such a high standard.

You want to do that. This is going to take...

I can handle it.

Moreover, the IMF s share in crisis countries total external debt has reached unprecedented and systemically problematic levels.

The accelerating erosion of emerging economies trust in the Bretton Woods institutions is particularly problematic now, given slow growth and continued economic weakness in advanced countries.

Something difficult to explain.

liabilities, that's hard to get a grasp on.

That's hard to achieve.

Tough thing to do.

She's irresistible.

It will be difficult to adjust to reality.

It's rather difficult to explain.

He's hard to hold.

At the same time, to the extent that the Commission becomes less a body of technocrats and more a political body, the so called democratic deficit will increasingly become a problem.

How do you solve it?

It's dissolved in some water.

So let's try to do it.

And now we're done!

I find it difficult to believe.

Isn't it incredible?

And that is a hard thing for the head to take.

That's quite a tough act to follow.

We could hardly wait for things to happen.

It's so difficult to say.

Some things are hard to swallow.

And the meat was inedible.

And on that of course it is impossible to rely.

Well, them old bulls are hard to kill.

And we're done.

And then we solved it.

We already solved that.

Now you could have done it other ways.

And then try to solve it.

I might as well attempt to fit it in.

I think you know how to solve them.

We can solve this without factoring it.

Or death may solve the Danite's riddle.

Moles are hard for students to understand because they have a hard time picturing the size of a mole, or of 602 sextillion.

This book is hard for me to read.

This reality is difficult to convey.

Migration was an unstoppable phenomenon.