Progess is not an accident, but a necessity.

进步不是偶然而是必然。

youdao

Libraries are no longer a luxury, but a necessity.

藏书不再是一种奢华，而是一种需要。

youdao

Corporate and it systems agility is not a luxury, but a necessity.

公司和IT系统敏捷性不再是奢侈品，而是必需品。

youdao

"People realize, you know, they are not only going to have to be mobile out of a choice, but they are going to have to be mobile because of necessity."

VOA: special.2011.07.21

When you're serious, any way to win will do, but mostly you could make a virtue of a necessity.

一旦你较真,你会为了胜利不择手段,但通常你会在之前进行道德的考虑

耶鲁公开课 - 古希腊历史简介课程节选

Remember, everything we did was a first, not because we were pioneers or inventors, but it is literally, necessity is the mother of invention.

VOA: standard.2010.06.21

The great economist Joseph Schumpeter recognized that profit wasn't a bribe but a necessity for progress.

FORBES: Pressuring Business to Believe in Business

Boldly exploring new business territories is no longer an option, but a necessity for market leadership.

FORBES: What Netflix's 'House Of Cards' Can Teach Your Business About Reinvention

All this meant that growth of 8-10% a year was not a luxury but a necessity.

ECONOMIST: Pedalling prosperity