Attention is the taking possession by the mind, in clear and vivid form, of one out of what seem several simultaneously possible objects or trains of thought.
可持续发展不仅是一种趋势,更是我们对后代的责任。
成功是对任何曾经怀疑你的人最好的报复。
我不是一个喜欢回头看的人,我总是向前看。