Robert Boyle — "I have often observed that those who are most forward to censure others, are gen…"

"I have often thought that the greatest obstacle to the progress of knowledge is the obstinacy of men in adhering to their old opinions."

"I have often thought that the world is like a great clock, made by a most skillful workman, and that all the parts of it are so exactly fitted to one another, that they all conspire to produce the sam…"

"It is a shameful thing for a Christian to be ignorant of the works of nature."

"I have often found that a single experiment can overturn a thousand speculations."

"I have always looked upon the study of nature as a means of glorifying God, and of promoting the welfare of mankind."