What do you believe? And why is this important? According to Pastor Joel Osteen, it´s because we will become what we believe. Our beliefs will prove either a barrier or vehicle as we strive to go higher, rise above our obstacles, and to live in health, abundance, and victory. In Your Best Life Now Osteen says, "I am what I am today because of what I believed about myself yesterday. And I will be tomorrow what I´m believing about myself right now. God sees us as more than conquerors, able to fulfill our destiny. We need to ... What do you believe? And why is this important? According to Pastor Joel Osteen, it´s because we will become what we believe.