The Dangers Of Life Are

One Must Be Something To Be Able To Do Something.

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.

Courage Is The Commitment To Begin Without Any Guarantee Of Success.

What Is My Life If I Am No Longer Useful To Others.

Progress Has Not Followed A Straight Ascending Line, But A Spiral With Rhythms Of Progress And Retrogression, Of Evolution And Dissolution.