The multitude of fools is a protection to the wise.

The whole glory of virtue resides in activity.

This is our special duty, that if anyone specially needs our help, we should give him such help to the utmost of our power.

When they remain silent, they cry out.

Nothing troubles you for which you do not yearn.

The following passage is one of those cited by Copernicus himself in his preface to De Revolutionibus: "The Syracusan Hicetas, as Theophrastus asserts, holds the view that the heaven, sun, moon, stars, and in short all of the things on high are stationary, and that nothing in the world is in motion except the earth, which by revolving and twisting round its axis with extreme velocity produces all the same results as would be produced if the earth were stationary and the heaven in motion. . . ."

Time puts an end to speculation in opinions, and confirms the laws of nature.