Galileo Galilei Quote

If experiments are performed thousands of times at all seasons and in every place without once producing the effects mentioned by your philosophers, poets, and historians, this will mean nothing and we must believe their words rather than our own eyes?


The Assayer (1623)


If experiments are performed thousands of times at all seasons and in every place without once producing the effects mentioned by your philosophers,...

If experiments are performed thousands of times at all seasons and in every place without once producing the effects mentioned by your philosophers,...

If experiments are performed thousands of times at all seasons and in every place without once producing the effects mentioned by your philosophers,...

If experiments are performed thousands of times at all seasons and in every place without once producing the effects mentioned by your philosophers,...