“Power will intoxicate the best hearts, as wine the strongest heads. No man is wise enough, nor good enough to be trusted with unlimited power.”

“Examinations are formidable even to the best prepared, for the greatest fool may ask more than the wisest man can answer.”

“Next to acquiring good friends, the best acquisition is that of good books.”

“He who studies books alone will know how things ought to be, and he who studies men will know how they are.”

“The first requisite for success is the ability to apply your physical and mental energies to one problem incessantly without growing weary.”