Duty Is The Necessity To

When I Could Have Used A Wife, I Could Not Support One; And When I Could Support One, I No Longer Needed Any

If It Were Possible For Us To Have So Deep An Insight Into A Man's Character As Shown Both In Inner And In Outer Actions, That Every, Even The Least, Incentive To These Actions And All External Occasions Which Affect Them Were So Known To Us That His Future Conduct Could Be Predicted With As Great A Certainty As The Occurrence Of A Solar Or Lunar Eclipse, We Could Nevertheless Still Assert That The Man Is Free.

Our Intellect Does Not Draw Its Laws From Nature, But It Imposes Its Laws Upon Nature.

Nature Does Nothing In Vain, And In The Use Of Means To Her Goals She Is Not Prodigal.

Human Reason Has The Peculiar Fate In One Species Of Its Cognitions That It Is Burdened With Questions Which It Cannot Dismiss, Since They Are Given To It As Problems By The Nature Of Reason Itself, But Which It Also Cannot Answer, Since They Transcend Every Capacity Of Human Reason.