"Thought exists to serve action, not merely to reflect reality."
A man may die, nations may rise and fall, but an idea lives on. Ideas have endurance without death.
孔子说:“遇到可以说的人却不说,就会失去可与说话的人;遇到不可说的人却说了,就是说话冒失。聪明的人既不去可交谈的人,也不言谈冒失。”