Joel on Software: And on Diverse and Occasionally Related Matters That Will Prove of Interest to Software Developers, Designers, and Managers, and to Those Who, Whether by Good Fortune or Ill Luck, Work with Them in Some Capacity

Life is just too short to hate your job

Customers don't know what they want. Stop expecting customers to know what they want.
It's just never going to happen. Get over it.

This is, incidentally, the same performance characteristic of garbage-collected systems, surprise surprise, so all the claims people make about how garbage collection imposes a performance penalty are not entirely true, since typical malloc implementations had the same kind of performance penalty, albeit milder