你不能害怕失败。这是你成功的唯一途径。
You can’t be afraid to fail. It’s the only way you succeed.
The teacher's task is not to implant facts but to place the subject to be learned in front of the learner and, through sympathy, emotion, imagination, and patience, to awaken in the learner the restless drive for answers and insights which enlarge the personal life.
我们数量增长到如此地步，以至于我们的存在像疾病一样明显削弱了地球。
做数学就是同时参与创造和发现的行为。
越是个人化的东西，越具有普遍性。
The boundary between the quantum world and our everyday experience is not as sharp as we once thought.