还有什么地牢比自己的心更黑暗！还有什么狱卒比自己更无情！

I am convinced that the substitution of a simple tax on the rent of land for the complicated taxes which at present oppress industry would be advantageous to all classes.

Quality is the lifeline of an enterprise.

强调在管理中应提供背景信息而非直接控制。