That is,this kind of pull-yourself-up-by-your-bootstraps, that with enough determination and hard work that you can transcend limitations of money or class or gender.

VOA: special.2010.03.08

"Today,in the face of violence from those who would only destroy, Iraqis took a step forward in the hard work of building up their country.

VOA: special.2010.03.13

This is because my father rolls up his sleeves and prepares to work hard.

VOA: special.2010.05.02

Some workers never get to their economic promised land and have to work hard up to and through retirement.

FORBES: How I Know Higher Taxes Would Be Good For The Economy

It wasn't the first time she'd had to work hard to catch up.

WSJ: Culture City: One Small Stumble on the Stage, One Giant Step to Stardom

Given such misinformation, China will need to work hard to catch up with one of the world's biggest medical problems.

ECONOMIST: A ��state secret�� is revealed