质疑的作文

　　Before it was proven that the earth was round, it was a well-known"fact"that it was flat. This"fact"was so widely accepted that no one dared test it, because they thought if they did sail out beyond the horizon they would fall off the edge. In other words, because they believed it couldn't be done, it wasn't done.

　　That is, until Columbus questioned common knowledge and asked"what if?"This question literally expanded the boundaries2)of his country, changed history, and permanently altered accepted reality forever.

　　In spite of our tendency3)to think of reality as the non-negotiable4)basis of our experience, the definition5)of reality changes every time someone pushes the boundary conditions of conventional6)wisdom. When our perception7)of reality changes, our behavior changes accordingly, based on what is newly considered possible. When Columbus returned from the New World, a revised world map was drawn up and this began a new era of exploration and adventure.

　　Examples of the impossible being made possible can be found throughout history. When Chuck Yeager flew the X-1, he shattered8)the myth that there was such a thing as a sound barrier9). His training and instincts10), combined with the new technology of the day, not only enabled him to go beyond the speed of sound, but reinforced11)the fact that even alleged12)technological barriers can be overcome as well.

　　People often approach me in my seminars13)with statements such as, "I'll...

　　Skepticism

　　Skepticism refers to the philosophic position holding that the possibility of knowledge is limited either because of the limitations of the mind or because of the inaccessibility of its object. It is more loosely used to denote any questioning attitude. Extreme skepticism holds that no knowledge is possible, but this is logically untenable since the statement contradicts itself. During the Renaissance the influence of ancient skepticism was reflected preeminently in the writings of the 16th-century French philosophical essayist Michel de Montaigne. The greatest exponent of modern skepticism was the 18th-century Scottish empiricist philosopher David Hume. In his Treatise of Human Nature (1739-1740) and An Enquiry Concerning Human Understanding (1748), Hume questions the possibility of demonstrating the truth of beliefs about the external world, causal connections, future events, or such metaphysical entities as the soul and God.

　　The 18th-century German philosopher Immanuel Kant, while attempting to overcome Hume's skepticism, denied the possibility of knowing things in themselves or of achieving metaphysical knowledge. In the 19th century, the German philosopher Friedrich Nietzsche denied the possibility of complete objectivity, and thus of objective knowledge, in any field. The 20th-century American philosopher George Santayana, claiming to have taken Hume's skepticism a step further, maintained, in his work Scepticism and ...

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本作文是关于初中初二750字的作文，题目为：《质疑命运》，欢迎大家踊跃投稿。

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本作文是关于高中高二400字的作文，题目为：《学习贵在质疑》，欢迎大家踊跃投稿。

　　同学们在备考GRE的时候要多多查阅资料哦，出国留学网GRE栏目为大家提供GRE写作必备话题之质疑精神，希望对大家备考GRE有所帮助!

　　GRE写作必备话题之质疑精神

　　Skepticism

　　Skepticism refers to the philosophic position holding that the possibility of knowledge is limited either because of the limitations of the mind or because of the inaccessibility of its object. It is more loosely used to denote any questioning attitude. Extreme skepticism holds that no knowledge is possible, but this is logically untenable since the statement contradicts itself. During the Renaissance the influence of ancient skepticism was reflected preeminently in the writings of the 16th-century French philosophical essayist Michel de Montaigne. The greatest exponent of modern skepticism was the 18th-century Scottish empiricist philosopher David Hume. In his Treatise of Human Nature (1739-1740) and An Enquiry Concerning Human Understanding (1748), Hume questions the possibility of demonstrating the truth of beliefs about the external world, causal connections, future events, or such metaphysical entities as the soul and God. The 18th-century German philosopher Immanuel Kant, while attempting to overcome Hume's skepticism, denied the possibility of knowing things in themselves or of achieving metaphysical knowledge. In the 19th century, the German philosopher Friedrich Nietzsche denied the possibility of complete objectivity, and thus of objective knowledge, in any f...