Having no unusual coincidence is far more unusual than any coincidence could possibly be.

Life is glorious when it is happy; days are carefree when they are happy; the interplay of thought and imagination is far superior to that of muscle and sinew.

Science fiction writers foresee the inevitable, and although problems and catastrophes may be inevitable, solutions are not.

During the century after Newton, it was still possible for a man of unusual attainments to master all fields of scientific knowledge. But by 1800, this had become entirely impracticable.

People think of education as something that they can finish.

As artists and traders in medieval cities began to form organizations, they instituted tough initiation ceremonies. Journeymen in Bergen, Norway, were shoved down a chimney, thrown three times into the sea, and soundly whipped. Such rites made belonging to the guild or corporation more precious to those who were accepted, and survived.

There is as yet insufficient data for a meaningful answer.