I will have nothing to do with a bomb!

The life must not be easy if it is only rich in contents

Science makes people reach selflessly for truth and objectivity; it teaches people to accept reality, with wonder and admiration, not to mention the deep awe and joy that the natural order of things brings to the true scientist.

Life need not be easy, provided only that it is not empty.

I will have nothing to do with a bomb! [Response to being invited (1943) to work with Otto Robert Frisch and some British scientists at Los Alamos during the Manhattan Project to create the atomic bomb.]

No-one really thought of fission before its discovery.

You must not blame us scientists for the use which war technicians have put our discoveries.