Languages Are True Analytical Methods.

The Art Of Drawing Conclusions From Experiments And Observations Consists In Evaluating Probabilities And In Estimating Whether They Are Sufficiently Great Or Numerous Enough To Constitute Proofs. This Kind Of Calculation Is More Complicated And More Difficult Than It Is Commonly Thought To Be. . . .

Diminish The Mass Of Evils That Afflict The Human Species, Increase Enjoyment And Well-being. And Even If The New Routes Opened Up Could Prolong The Average Life Of Mankind By Only A Few Hours, Or Even A Few Days, Then The Scientist, Too Could Aspire.

If Everything In Chemistry Is Explained In A Satisfactory Manner Without The Help Of Phlogiston, It Is By That Reason Alone Infinitely Probable That The Principle Does Not Exist; That It Is A Hypothetical Body, A Gratuitous Supposition; Indeed, It Is In The Principles Of Good Logic, Not To Multiply Bodies Without Necessity.

It Required 85 Parts By Weight Of Oxygen And 15 Parts Of Hydrogen To Compose 100 Parts Of Water.

In Performing Experiments, It Is Necessary... That They Be Simplified As Much As Possible, And That Every Circumstance That Could Complicate The Results Should Be Completely Removed.