Who knew that Albert Einstein had a great sense of humor?

I'm reading Josef Eisinger's biography of Einstein's travels, around the world, just before and as Hitler came to power.

When visiting in California he was asked about his thoughts on Marriage.  He said that when he and his wife got married he told her that he would handle all the major issues and she could take care of all the minor ones.  So far, he said, all the issues had been minor.