A statement is a means to convey information, a promise is a means to make a commitment.
陈述是传达信息的手段,承诺是作出承诺的手段。
穷人并非不理性;他们和任何人一样理性,但他们在非常不同的约束下行动。
Music is the strongest form of magic.
人生最大的快乐是确信自己被爱着。