The first 90 percent of the code accounts for the first 90 percent of the development time. The remaining 10 percent of the code accounts for the other 90 percent of the development time.
Tom Cargill
How to Tame Your Advice Monster And Other Practical Strategies to Say Less, Ask More, and Build Your Coaching HabitMichael Bungay Stanier Bij Bol.com | Managementboek