"The scientific method is a never-ending process of refinement and correction."

"No burden is so heavy for a man to bear as a succession of happy days."

"When we consider the development of science, we cannot help noticing that it is in many places the work of individuals who, in opposition to the general current of their time, have succeeded in imposi…"

"What is the good of a scientific discovery that does not make a difference in everyday life?"

"A scientist is happy, not in resting on his attainments but in the steady acquisition of fresh knowledge."