Dogs act like toddlers when you need help - but cats just watch. Scientists compared 3 groups: pet dogs, cats, and human toddlers in an experiment where a human parent hides and pretends to look for an object. 75% of dogs and children helped. Cats only helped if it was in their personal interest.

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港深通关后，香港夜总会遭受了巨大冲击，客源流失严重，大批本地客北上消费。“坐车一个多小时就到了，内地又便宜，300块一晚，香港1500块才3个钟头，客人就都跑了。”

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