【大意】古来圣哲不珍视直径成尺的璧玉,却珍重每一寸光阴,因为时间最是难得,却最容易失去。
It is impossible to live without failing at something, unless you live so cautiously that you might as well not have lived at all.
人的一生)是祸是福都是自已种下的因果关系(招来的)。