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It is India that gave us the ingenious method of expressing all numbers by means of ten symbols, each symbol receiving a value of position as well as an absolute value.
Innovation is seeing what everybody has seen and thinking what nobody has thought.
学校必须是孩子生活的地方,而不仅仅是为生活做准备的地方。
自我与其说是一个实体,不如说是一个过程,而教育的不断任务是改变这个过程,发展它的活动,并引导它进入高效的渠道。
Sustainability is not a style, it's a responsibility.