
In a letter to Otto Juliusburger, September 29, 1942. Available in Einstein Archives 38-238
1940s
Variant: Do not grow old, no matter how long you live. Never cease to stand like curious children before the Great Mystery into which we were born.
Context: People like you and I, though mortal of course like everyone else, do not grow old no matter how long we live... [We] never cease to stand like curious children before the great mystery into which we were born.