Who said “Stung by the splendor of a sudden thought.”?

“Invention flags, his brain goes muddy, and black despair succeeds brown study.”

“Had it not been for you, I should have remained what I was when we first met, a prejudiced, narrow-minded being, with contracted sympathies and false knowledge, wasting my life on obsolete trifles, and utterly insensible to the privilege of living in this wondrous age of change and progress.”

“The greatest inspiration is often born of desperation.”

“My sole inspiration is a telephone call from a director.”

“There never was a great soul that did not have some divine inspiration.”

“My sun sets to rise again.”

“And gain is gain, however small.”

“Man partly is and wholly hopes to be.”

“Take away love and our earth is a tomb.”

“A minute's success pays the failure of years.”

“What I aspired to be and was not, comforts me.”