Third in importance, the principal bean of Europe, though less well known in the United States, is the broad, or fava, bean (Vicia faba).
The ad uses comments by Mr. Bloomberg and Schools Chancellor Joel I. Klein about the importance of principals.
They are in fact part of a working environment in which the overarching importance of principals, though often ignored by policymakers and the media, cannot be overstated.
Speaking to reporters from three newspapers in Brussels on Monday, Mr. Yanukovich said that improved Ukrainian relations with Moscow were "a matter of principal importance".
To increase the height and importance of the principal actors, Aeschylus introduced the buskin, an elevated boot called in Greek a kothornos (plural kothornoi).
Of the gases present in variable concentrations, water vapour, ozone, carbon dioxide, sulfur dioxide, and nitrogen dioxide are of principal importance.
"For us, as a full-scale media holding, it was a matter of principal importance to purchase such a respected publication as the newspaper Izvestia," Nikolai Senkevich, the general director of Gazprom Media, said in a statement.
Among the supposed 88,000 chakras in the human body, six major ones located roughly along the spinal cord and another one located just above the crown of the skull are of principal importance.
Their principal importance for the history of the doctrine of Christ consists in the fact that they made the historical study of the sources for the life of Jesus an indispensable element of any Christology.
