Learning acquired in youth arrests the evil of old age; and if you understand that old age has wisdom for its food, you will so conduct yourself in youth that your old age will not lack for nourishment.

  • -- Leonardo di ser Piero da Vinci 达芬奇爵士

年轻时学到的知识能阻止老年的罪恶;你若明白老年有智慧作食物,就必在青年时谨守,免得老年缺乏营养。