I don't rap for dead presidents; I'd rather see the president dead.

Technology must serve both the industry and the environment—there is no other way.

永远不要停止学习，因为生活永远不会停止教导。

The laws of organization govern all mental processes.

口是伤人斧，言语锐如刀，语言的力量巨大，学会好好说话。