wielkie rzeczy in inglese:

No big deal

Moving to another country is a big deal.

She's getting a new job. It's a big deal for her.

So if we're able to do something with cities, that's a big deal.

A new baby is a big deal around the office.

It's not rocket science so tell us what the plans are.

It's not rocket science.

Come on, concentrate. I'm sure we can do it - it's not rocket science.

It's not rocket science, everyone can do it