The following is a short list of quotes, attributed to (mostly real, one fictional) people who were neither scientists nor philosophers. Still, it is good advice for research.
If you’d like to contribute to this list, please send an e-mail.
“All labors of man were once dreams.”
“Never fear answers, only fear running out of questions.”
“It ain't what you don't know that gets you into trouble. It's what you know for sure that just ain't so.”
“You’ve got to be very careful if you don’t know where you are going, because you might not get there.”