"Where the telescope ends, the microscope begins. Which of the two has the grander view?"

"There are no such things as small countries. The greatness of a people is no more determined by the number of its inhabitants than the greatness of a man is determined by his height."

"Popularity is the applause of the mob. Genius is the applause of the ages."

"The human heart is a marvelous thing; it is capable of loving many times, and each time as if it were the first."

"The greatest test of courage on earth is to bear defeat without losing heart."