Cease To Be Ruled By Dogmas And

There Are Two Modes Of Acquiring Knowledge, Namely By Reasoning And Experience. Reasoning Draws A Conclusion And Makes Us Grant The Conclusion, But Does Not Make The Conclusion Certain, Nor Does It Remove Doubt So That The Mind May Rest On The Intuition Of Truth, Unless The Mind Discovers It By The Path Of Experience.

To Ask The Proper Question Is Half Of Knowing.

[i]f In Other Sciences We Should Arrive At Certainty Without Doubt And Truth Without Error, It Behooves Us To Place The Foundations Of Knowledge In Mathematics, In So Far As Disposed Through It We Are Able To Reach Certainty In Other Sciences And Truth By The Exclusion Of Error.

Cease To Be Ruled By Dogmas And Authorities; Look At The World!

There Are In Fact Four Very Significant Stumbling Blocks In The Way Of Grasping The Truth, Which Hinder Every Man However Learned, And Scarcely Allow Anyone To Win A Clear Title To Wisdom, Namely, The Example Of Weak And Unworthy Authority, Longstanding Custom, The Feeling Of The Ignorant Crowd, And The Hiding Of Our Own Ignorance While Making A Display Of Our Apparent Knowledge.