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Topology is the study of the properties of a figure that are unchanged by any deformation.

"The past is always present in our stories, shaping the way we see the future."

Reality is merely an illusion,albeit a very persistent one.

Every program is a part of some other program and rarely fits.

就這樣吧。

建筑必須是一個好鄰居。

I made my money by selling too soon.