This drive to always want more is based on the misconceptions that having more will make me more happy, more important, and more secure, but all three ideas are untrue. Possessions only provide temporary happiness. Because things do not change, we eventually become bored with them and then want newer, bigger, better versions.
The Purpose Driven Life: What on Earth Am I Here For? (ed. Zondervan, 2012) - ISBN: 9780310329336