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每一代人都需要一场新的革命。
要给儿童提供一个使他们得到满足的环境,必须努力了解儿童的需要。
The only limit to our realization of tomorrow will be our doubts of today.
数据是一个组织最有价值的资产,而关系模型确保了其完整性和可访问性。
The study of the mind must be purely analytical.
The strength of a political system lies in its ability to adapt to changing circumstances and to incorporate new ideas and practices.