To signal an emergency， use the rule of three； 3 shouts， 3 horn blasts， or 3 whistles.
要发出紧急信号，使用“重要的事情说三遍”的“三”法则；三次呼喊、三声喇叭或三声哨声。
The best way to predict the future is to create it.
The end of history will be a very sad time. The struggle for recognition, the willingness to risk one's life for a purely abstract goal, the worldwide ideological struggle that called forth daring, courage, imagination, and idealism, will be replaced by economic calculation, the endless solving of technical problems, environmental concerns, and the satisfaction of sophisticated consumer demands.
"Innovation is the ability to see change as an opportunity - not a threat."
The greatest enemy of knowledge is not ignorance, it is the illusion of knowledge.
