“It seems that there was a mathematician who had become a novelist. ‘Why did he do that?’ people in Göttingen marvelled. ‘How can a man who was a mathematician write novels?’ ‘But that is completely simple,’ Hilbert said. ‘He did not have enough imagination for mathematics, but he had enough for novels.’
Hilbert’s grave in Göttingen.
The gravestone carries the quote
‘We must know, we will know’