68. Genius only means hard-working all one's life (Mendeleyev Russian chemist)天才只意味着终身不懈地努力。(俄国化学家 门捷列耶夫) 69. No matter how long the rain lasts,there will be a rainbow in the end. No matter how sad you may be,believe,that happiness is waiting. 70. 经流年梦回...