The peculiar evil of silencing the expression of an opinion is that it is robbing the human race; posterity as well as the existing generation; those who dissent from the opinion, still more than those who hold it.
可持续性不是一种选择;它是农业未来的必要条件。
释义:不要遮蔽自己的良心,也不要张扬他人的过错。在与人交往时谨慎行事,就不会有懊恼;在处理事情时耐心商量,就能顺利解决。