The Strongest Arguments Prove Nothing So Long

For If Any Man Who Never Saw Fire Proved By Satisfactory Arguments That Fire Burns. His Hearer's Mind Would Never Be Satisfied, Nor Would He Avoid The Fire Until He Put His Hand In It That He Might Learn By Experiment What Argument Taught.

Neglect Of Mathematics Work Injury To All Knowledge, Since He Who Is Ignorant Of It Cannot Know The Other Sciences Or Things Of This World. And What Is Worst, Those Who Are Thus Ignorant Are Unable To Perceive Their Own Ignorance, And So Do Not Seek A Remedy.

Vacuum Stands And Remains A Mathematical Space. A Cube Placed In A Vacuum Would Not Displace Anything, As It Would Displace Air Or Water In A Space Already Containing Those Fluids.

But Concerning Vision Alone Is A Separate Science Formed Among Philosophers, Namely, Optics, And Not Concerning Any Other Sense ... It Is Possible That Some Other Science May Be More Useful, But No Other Science Has So Much Sweetness And Beauty Of Utility. Therefore It Is The Flower Of The Whole Of Philosophy And Through It, And Not Without It, Can The Other Sciences Be Known.

The Conquest Of Learning Is Achieved Through The Knowledge Of Languages.