Authors:

The illiterate of the 21st century will not be those who cannot read and write, but those who cannot learn, unlearn, and relearn.

"Alvin Toffler, author of Future Shock, dies aged 87". www.theguardian.com. June 29, 2016.
The illiterate of the 21st century will not be those who cannot read and write, but those who cannot learn, unlearn, and relearn.