Recently I have been working on a difficult problem. Today I come here to battle against that problem with you.


How I Created the Theory of Relativity, Physics Today, August, 1982 (p. 46)


Recently I have been working on a difficult problem. Today I come here to battle against that problem with you.

Recently I have been working on a difficult problem. Today I come here to battle against that problem with you.

Recently I have been working on a difficult problem. Today I come here to battle against that problem with you.

Recently I have been working on a difficult problem. Today I come here to battle against that problem with you.