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
Great works are performed not by strengh, but by perseverance.
Samuel Johnson, British writer and critic
完成伟大的事业不在于体力，而在于坚韧不拔的毅力。
英国作家和评论家 约翰逊. S.
I have nothing to offer but blood, boil, tears and sweat.
Winston Churchill, British politician
我能奉献的没有其它，只有热血、辛劳、眼泪与汗水。
英国政治家 丘吉尔.W.
