To signal an emergency, use the rule of three; 3 shouts, 3 horn blasts, or 3 whistles.
成功的关键是专注于目标,而不是障碍。
The sublimity of administration consists in knowing the proper degree of power that should be exerted on different occasions.
The past is a source of knowledge, and the future is a source of hope. Love of the past implies faith in the future.
"To be human is to be flawed, and to be flawed is to be real."