glean from

glean something from something

 
1. Lit. to gather the leftovers of something from something; to gather the ears of grain left in a field after a harvest. The poor people gleaned their entire living from what was left in the fields. We will have to go out and glean something from the fields.
2. and glean something from someone Fig. to figure something out from bits of gossip. I was able to glean some important news from Tommy. Tell me the news you gleaned from the people in town.

glean from

v.
1. To learn something or figure something out using some information gathered bit by bit: We were able to glean information about their past from the conversation we overheard. I gleaned from these various articles that there was serious trouble brewing in the government.
2. To gather grain left behind by reapers: The farmers have gleaned their final harvests from their fields of wheat.
References in classic literature ?
if I were but learned in theology I should recollect what it was he used to dispute about with the curate of Montdidier and the superior of the Jesuits, when we were at Crevecoeur; I should know what doctrine he leans to and I should glean from that what saint he has adopted as his patron.
Some learnings that counselors can glean from past wars include helping students grieve the loss of family and friends who have served in the military during wartimes (World War II); allowing adolescents to be heard as citizens (Vietnam War); and recognizing that even brief, successful wars create anxiety and fear for those who have never experienced wartime firsthand (Persian Gulf War).
Ruth asks Naomi if she may go into the fields and glean from the ears of grain (2:2).
The message you send to Black America is that we don't have enough writers to put on the cover of a magazine about books--we have to glean from a greater pool of actors, musicians and celebrities.
Casati breaks down , the mystery of shadows in an effort to reconcile their mystique with the scope of the knowledge that scientists can glean from them.
There's plenty of overage of fresh fruits and vegetables, which our volunteers glean from the fields at 5 a.