But today well lived makes every yesterday a dream of happiness, and every tomorrow a vision of hope.
只有今天好好地生活,昨天才会变成幸福的回忆,明天才会成为希望的憧憬。
Knowledge began to increase as soon as the thoughts of one individual could be communicated to another by means of speech.
人一旦能用语言同别人交流思想,知识的积累便开始了。