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Knowledge is the key to unlocking the mysteries of the universe.
It seems to me that if you or I must choose between two courses of thought or action, we should remember our dying and try so to live that our death brings no pleasure to the world.
在我们推理关于事实的过程中,有各种可能的确证程度,从最高的确定性到最低级别的道德证据。
解释:自己行为不端的人就难以要求别人行为端正,不孝顺父母的人也不能忠于君主。