Imagine yourself on a sandy hill. You can't just stand still. You'll slide backwards. You don't need to start running upward, you'll get exhausted and won't go far. To move up this sandy hill, you need to take one steady step at a time.

Imagine yourself on a sandy hill. You can't just stand still. You'll slide backwards. You don't need to start running upward, you'll get exhausted and won't go far. To move up this sandy hill, you need to take one steady step at a time.