On the future of thought: ‘In a time not distant, it will be possible to flash any image formed in thought on a screen and render it visible at any place desired. The perfection of this means of reading thought will create a revolution for the better in all our social relations.’

On robots replacing humans: ‘The idea that everyone should slavishly work so they do something inefficiently so they keep their job – that just doesn’t make any sense to me. That can’t be the right answer.’