- Dean pointed to a small dot
**midpoint**on the page. - Take a rod LMN bent at right angles at M, such that MN= AB; let the leg LM always pass through a fixed point 0 on AB produced such that OA = CA, where C is the middle point of AB, and cause N to travel along the line perpendicular to AB at C; then the
**midpoint**of MN traces the cissoid. - By the
**midpoint**of the twentieth century, America's dreamers were preoccupied with the future—and not just any old future, but the great and glorious future that seemed inevitable.

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