Eric Yarnell

“Ignorance more frequently begets confidence than does knowledge: it is those who know little, not those who know much, who so positively assert that this or that problem will never be solved by science.”
― Charles Darwin, The Descent of Man

“The important thing is not to stop questioning. Curiosity has its own reason for existence. One cannot help but be in awe when he contemplates the mysteries of eternity, of life, of the marvelous structure of reality. It is enough if one tries merely to comprehend a little of this mystery each day.

—"Old Man's Advice to Youth: 'Never Lose a Holy Curiosity.'" LIFE Magazine (2 May 1955) p. 64”
― Albert Einstein

“Real knowledge is to know the extent of one's ignorance.”
― Confucius

“What is written without effort is in general read without pleasure.”
― Samuel Johnson, Johnsonian Miscellanies - Vol II