Georg Christoph Lichtenberg, 1742-1799
was a German scientist, satirist and Anglophile
The worst thing you can possibly do is worrying and thinking about what you could have done.
Albert Einstein, 1879-1955
was an US (German-born) physicist
When you look at yourself from a universal standpoint, something inside always reminds or informs you that there are bigger and better things to worry about.
( “The World As I See It”, 1934 )