Today, it is more important than ever to strengthen transatlantic relations. Only by co-operating closely can the EU and the US continue to make a difference when dealing with unprecedented challenges such as Daesh, the threats to Ukraine's sovereignty and territorial integrity, climate change and migration.

My government is in no sense anti-Russian.

Poland is quite a mediocre country in some regards. The only natural resource that we have, and with which we can compete, is freedom.

I will be engaging myself personally, as the head of the Polish government, in the optimization of conditions for the exploration, research, logistics and the business related to the production of shale gas.

Poland is not a very large country, but it's also not a small country.

We should remind our American friends of their own motto: United we stand. Divided, we fall.

I spent an important part of my life participating in conflicts. But for me, conflict was not the main principle.