我们唯一需要害怕的就是害怕本身。
大脑就像肌肉一样,当我们使用时会感到愉悦。理解是充满欢乐的。
Most people are other people. Their thoughts are someone else’s opinions, their lives a mimicry, their passions a quotation.
Science is not just about facts, but about understanding the underlying principles that govern those facts.