“But there were other forces at work in the cub, the greatest of which was growth. Instinct and law demanded of him obedience. But growth demanded disobedience. His mother and fear impelled him to keep away from the white wall. Growth is life, and life is for ever destined to make for light.
So there was no damming up the tide of life that was rising within him—rising with every mouthful of meat he swallowed, with every breath he drew. In the end, one day, fear and obedience were swept away by the rush of life, and the cub straddled and sprawled toward the entrance.”