70 hours a week became a hot topic when N.R. Narayana Murthy, the well-respected Founder of Infosys, suggested it as a work ethic. That’s 10-14 hours a day, 5-7 days a week. Sounds tough? Yet, we are surrounded by people who routinely put in these hours. So how many hours should you really work? Unlike Adams’s response, there are multiple answers who have actually put in such work. Which one is yours?