A Brave Man, Whose Only Fault Was

I Made One Great Mistake In My Life-when I Signed The Letter To President Roosevelt Recommending That Atom Bombs Be Made But There Was Some Justification-the Danger That The Germans Would Make Them.

The Difference Between What The Most And The Least Learned People Know Is Inexpressibly Trivial In Relation To That Which Is Unknown.

A Conviction Akin To Religious Feeling Of The Rationality Or Intelligibility Of The World Lies Behind All Scientific Work Of A High Order.

The Only Mistake In Life Is The Lesson Not Learned.

The Tragedy Of Life Is What Dies In The Hearts And Souls Of People While They Live.