战场交锋,即使列阵有方,但以勇猛为本;操办丧事,即使礼节周全,但以哀痛为本;文人学士,即使学富五车,但以德行为本
The question isn't who is going to let me; it's who is going to stop me.
The greatest obstacle to progress is not ignorance, but the illusion of knowledge.