I am indeed casting the die and writing the book, either for my contemporaries or for posterity to read, it matters not which: let the book await its reader for a hundred years; God himself has waited six thousand years for his work to be seen.
Geometry is one and eternal shining in the mind of God. That share in it accorded to humans is one of the reasons that humanity is the image of God.
I used to measure the heavens, now I measure the shadows of Earth.
Although my mind was heaven-bound, the shadow of my body lies here.
I much prefer the sharpest criticism of a single intelligent man to the thoughtless approval of the masses.
Truth is the daughter of time, and I feel no shame in being her midwife.