Skip to content

The best predictor of how much work a knowledge worker…

“The best predictor of how much work a knowledge worker will accomplish is not the hours that he or she spends, but the days. The twelve-hour days don't accomplish any more than the eight-hour days. Overtime is a wash.” quote by Tom DeMarco
Download Open image
““The best predictor of how much work a knowledge worker will accomplish is not the hours that he or she spends, but the days. The twelve-hour days don't accomplish any more than the eight-hour days. Overtime is a wash.””

Tom DeMarco

About This Quote

This interpretation was drafted with AI assistance. It is one reading of the quote, not the author's own explanation.

Productivity depends on sustained focus, not long hours; overtime yields diminishing returns.

In simple terms: Long hours don’t equal more work.

Key Takeaway

Prioritize focused work over overtime.

Themes

productivity worklife balance efficiency

Mood

practical analytical

Type

business motivational

When to use this quote

  • project planning
  • team management
  • personal scheduling

Key Concepts

focus time management burnout

Questions to Reflect On

  • How can you improve focus in a workday?
  • What limits do you set on overtime?
A Different Perspective

Long hours can cause fatigue and errors.

★ ★ ★ ★ ★ No ratings yet

More by Tom DeMarco

Explore all 56 Tom DeMarco quotes

More Management quotes

Browse all 8,379 Management quotes