The best way of learning about anything is by doing.

SILENCE. Speak not but what may benefit others or yourself; avoid trifling conversation.

Innovation in forestry isn't optional; it's essential for survival.

盈利和环境保护可以而且必须齐头并进。

艺术家必须是神圣的见证者。

所以英明的君主治理国家，明确奖赏民众就会努力立功，严厉刑罚民众就会遵守法律。