Controlled Trial

Famous quotes containing the words controlled and/or trial:

“Babies control and bring up their families as much as they are controlled by them; in fact ... the family brings up baby by being brought up by him.”
—Erik H. Erikson (1904–1994)

“Every political system is an accumulation of habits, customs, prejudices, and principles that have survived a long process of trial and error and of ceaseless response to changing circumstances. If the system works well on the whole, it is a lucky accident—the luckiest, indeed, that can befall a society.”
—Edward C. Banfield (b. 1916)