In The Colored Reflection We Have Life.

If Man Thinks About His Physical Or Moral State He Usually Discovers That He Is Ill.

I Let Everyone Follow His Own Bent, That I May Be Free To Follow Mine.

Science And Art Belong To The Whole World, And Before Them Vanish The Barriers Of Nationality.

No One Can Take From Us The Joy Of The First Becoming Aware Of Something, The So-called Discovery. But If We Also Demand The Honor, It Can Be Utterly Spoiled For Us, For We Are Usually Not The First. What Does Discovery Mean, And Who Can Say That He Has Discovered This Or That? After All It's Pure Idiocy To Brag About Priority; For It's Simply Unconscious Conceit, Not To Admit Frankly That One Is A Plagiarist.

When Young, One Is Confident To Be Able To Build Palaces For Mankind, But When The Time Comes One Has One's Hands Full Just To Be Able To Remove Their Trash.