Transform something like
"Meta description can be displayed below your page title in search results. If Google find your description too long, it may crop it and your potential visitors will not be able to read all its content. Sometimes, long pertinent meta descriptions will be displayed, but in the vast majority of the results, the description's lengths are 150-170 chars."
to
"The meta description tag can be displayed in search results if it has the right length, and can influence users. And Google classifies sites according to user behaviour."
Transform something like "Meta description can be displayed below your page title in search results. If Google find your description too long, it may crop it and your potential visitors will not be able to read all its content. Sometimes, long pertinent meta descriptions will be displayed, but in the vast majority of the results, the description's lengths are 150-170 chars." to "The meta description tag can be displayed in search results if it has the right length, and can influence users. And Google classifies sites according to user behaviour."