The track record of countercyclical measures in leaning against a financial cycle is not yet nearly sufficient to form a definite view of their practical effectiveness, however. (bankofcanada.ca)
The ordered rationality of matter and the practical effectiveness of scientific discoveries is too obvious to draw such a conclusion. (faith.org.uk)
In the beginning a word or act of Jesus would have been remembered simply because of this significance; only later would its use in preaching and teaching disclose its practical effectiveness. (religion-online.org)