Those Who Do Not Know The Torment

Mediocre Men Often Have The Most Acquired Knowledge

The Minds That Rise And Become Really Great Are Never Self-satisfied, But Still Continue To Strive.

The Investigator Should Have A Robust Faith - And Yet Not Believe.

We Must Remain, In A Word, In An Intellectual Disposition Which Seems Paradoxical, But Which, In My Opinion, Represents The True Mind Of The Investigator. We Must Have A Robust Faith And Yet Not Believe.

Laplace Considers Astronomy A Science Of Observation, Because We Can Only Observe The Movements Of The Planets; We Cannot Reach Them, Indeed, To Alter Their Course And To Experiment With Them. "on Earth," Said Laplace, "we Make Phenomena Vary By Experiments; In The Sky, We Carefully Define All The Phenomena Presented To Us By Celestial Motion." Certain Physicians Call Medicine A Science Of Observations, Because They Wrongly Think That Experimentation Is Inapplicable To It.