From his observations, he concluded that it [Tycho's supernova] was not some kind of comet or a fiery meteor, whether these be generated beneath the Moon or above the Moon, but that it is a star shining in the firmament itself - one that has never previously been seen before our time, in any age since the beginning of the world.

Those who study the stars have God for a teacher.

The mouse is wise, but the cat is wiser.

So mathematical truth prefers simple words since the language of truth is itself simple.

There is something eccentric in the orbit of Mars.

When, according to habit, I was contemplating the stars in a clear sky, I noticed a new and unusual star, surpassing the other stars in brilliancy . . . . There had never before been any star in that place in the sky.

May I not seem to have lived in vain.