Clergyman's

“It is an infantile superstition of the human spirit that virginity would be thought a virtue and not the barrier that separates ignorance from knowledge.”
– Voltaire

“To remove this obstacle I repeat or refer to such knowledge as has come under my notice, my own previously expressed views, and also describe and exhibit my last experiments and explain their novelty and utility.”
– Lawrence Hargrave

“Wonder is the desire for knowledge.”
– Thomas Aquinas