Gravitation Is Not Responsible For People Falling

However We Select From Nature A Complex [of Phenomena] Using The Criterion Of Simplicity, In No Case Will Its Theoretical Treatment Turn Out To Be Forever Appropriate (sufficient).... I Do Not Doubt That The Day Will Come When [general Relativity], Too, Will Have To Yield To Another One, For Reasons Which At Present We Do Not Yet Surmise. I Believe That This Process Of Deepening Theory Has No Limits.

The Scientist Is Activated By A Wonder And Awe Before The Mysterious Comprehensibility Of The Universe Which Is Yet Finally Beyond His Grasp. In Its Profoundest Depths It Is Inaccessible To Man.

Since I Have Introduced This Term I Had Always A Bad Conscience. . . . I Cannot Help To Feel It Strongly And I Am Unable To Believe That Such An Ugly Thing Should Be Realized In Nature.

We Must Learn The Difficult Lesson That The Future Of Mankind Will Only Be Tolerable When Our Course, In World Affairs As In Others, Is Based Upon Justice And Law Rather Than The Threat Of Naked Power.

The Word 'god' Is For Me Nothing More Than The Expression And Product Of Human Weaknesses, And Religious Scripture A Collection Of Honourable, But Still Primitive Legends Which Are Nevertheless Pretty Childish. No Interpretation, No Matter How Subtle, Can (for Me) Change This.