The real contest is always between what you've done and what you're capable of doing. You measure yourself against yourself and nobody else.
人类能够达到的最高活动是为了理解而学习，因为理解就是自由。
人类承受不了太多的现实。
In darkness, we learn to seek light; in despair, we learn to seek hope.
Never stop learning, because life never stops teaching.