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.
坚持谋事要实、创业要实、做人要实，把为民务实清廉的价值追求深深植根于思想和行动中，突出实践导向，真抓实干、务求实效……党的十八大以来，历次党内集中教育，“学以致用”“知行合一”的要求贯穿始终。
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Space Forge have sent a microwave-sized factory into orbit, and have demonstrated that its furnace can be switched on and reach temperatures of around 1,000C.
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