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The power of the Web is in its universality. Access by everyone regardless of disability is an essential aspect.

The old-fashioned dictator does not exist under scientific management.

The primary rules of obligation are those that require or forbid certain actions.

One tells as few lies as possible only by telling as few lies as possible, and not by having the least possible opportunity to do so.

學習的意愿是一種內在動機，其來源和獎勵都在于其自身的實踐。