In the temple of science are many mansions, and various indeed are they that dwell therein and the motives that have led them thither. Many take to science out of a joyful sense of superior intellectual power; science is their own special sport to which they look for vivid experience and the satisfaction of ambition; many others are to be found in the temple who have offered the products of their brains on this altar for purely utilitarian purposes.
Albert EinsteinThose who staying with the wrong reward,(eg. stay in comfort zone, etc.), long enough will get problem.
Albert EinsteinOne who scorns the power of intuition will never rise above the ranks of journeyman calculator.
Albert Einstein