15 Secrets Successful People Know About Time Management: The Productivity Habits of 7 Billionaires, 13 Olympic Athletes, 29 Straight-A Students, and 239 Entrepreneurs

by Kevin E. Kruse

“1,440” on a piece of paper and tape it on your office door, under your TV, next to your computer monitor—wherever it will best serve as a constant reminder of the very limited and oh so precious time you have each day.