Sapiens: A Brief History of Humankind

by Yuval Noah Harari

Most people wrote and received no more than a handful of letters a month and seldom felt compelled to reply immediately. Today I receive dozens of emails each day, all from people who expect a prompt reply. We thought we were saving time; instead we revved up the treadmill of life to ten times its former speed and made our days more anxious and agitated.

We can do more in less time and make ourselves in the long run less valuable and our employers richer.