“Zambia, in the last three years, has not only been self-sufficient in food but has managed to export maize to some neighboring countries.”

“It will matter little that preconceived and cherished opinions have been slowly surrendered, and sometimes obstinately defended against advancing science.”

“The transformation from text to image, or vice versa, can reinforce, clarify, or contradict the meaning of the text.”

“Mobs in Boston prevented the exportation of grain by unrigging the ship and dismantling its rudder.”