Over the piano was printed a notice: Please do not shoot the pianist. He is doing his best.

企业的角色是生产能够改善人们生活的产品和服务，同时使用更少的资源，并且要合法行事、诚信经营。

To be free is to accept responsibility for one's own life.

The greatest threat to our planet is the belief that someone else will save it.

The most important thing in communication is hearing what isn't said.