We too, through lack of knowledge and of sufficiently mature reflection, mistook the visible outward appearance of the phenomenon for the phenomenon itself. Leon Jouhaux
What usually happens in the educational process is that the faculties are dulled, overloaded, stuffed and paralyzed so that by the time most people are mature they have lost their innate capabilities. R. Buckminster Fuller
Who of us is mature enough for offspring before the offspring themselves arrive? The value of marriage is not that adults produce children but that children produce adults. Peter De Vries
Young people are forced to mature sooner now than in the '40s. I was doing things at age 14 that guys in the movie were just beginning to do at 16 and 17. Parker Stevenson