In questions of science, the authority of a thousand is not worth the humble reasoning of a single individual.Galileo Galilei
It vexes me when they would constrain science by the authority of the Scriptures, and yet do not consider themselves bound to answer reason and experiment.Galileo Galilei
The study and knowledge of the universe would somehow be lame and defective were no practical results to follow.Cicero
Facts which at first seem improbable will, even on scant explanation, drop the cloak which has hidden them and stand forth in naked and simple beauty.Galileo Galilei
The nature of the human mind is such that unless it is stimulated by images of things acting upon it from without, all remembrance of them passes easily away.Galileo Galilei
All truths are easy to understand once they are discovered; the point is to discover them.Galileo Galilei