陈述是传达信息的手段，承诺是作出承诺的手段。
A statement is a means to convey information， a promise is a means to make a commitment.
不要只是梦想远大，要行动远大。
我不会让世界决定我的快乐。
The best leaders are those who listen more than they speak.《Leadership in the Modern Age》
天然气开采的创新对于满足世界日益增长的能源需求至关重要。
