The questions we ask today will shape the solutions of tomorrow.
Man can only be free through mastery of himself.
学习古人但不拘泥于古人,效法古人但不抄袭古人。
One ought never to turn one's back on a threatened danger and try to run away from it. If you do that, you will double the danger. But if you meet it promptly and without flinching, you will reduce the danger by half.
释义:征服世界易,驾驭内心难。