That's the essence of what they should be caring about most... and there's no question that small businesses are one of the most important engines for growth. (inc.com)
«If we lose one of the most important engines in this process, all the other engines need to work harder,» he said. (scientificamerican.com)
In addition, teaching, which the government sees as the most important engine raising attainment, was found to be «inadequate». (bbc.co.uk)