Reason Can Never Prove The Existence Of

. . . As To Moral Feeling, This Supposed Special Sense, The Appeal To It Is Indeed Superficial When Those Who Cannot Think Believe That Feeling Will Help Them Out, Even In What Concerns General Laws: And Besides, Feelings Which Naturally Differ Infinitely In Degree Cannot Furnish A Uniform Standard Of Good And Evil, Nor Has Any One A Right To Form Judgments For Others By His Own Feelings. . . .

Of All The Arts Poetry (which Owes Its Origin Almost Entirely To Genius And Will Least Be Guided By Precept Or Example) Maintains The First Rank.

What Can I Know? What Ought I To Do? What May I Hope?

Act In Such A Way That You Treat Humanity, Whether In Your Own Person Or In The Person Of Any Other, Never Merely As A Means To An End, But Always At The Same Time As An End.

It Is Never Too Late To Become Reasonable And Wise.