There is a good principle which created order, light, and man, and an evil principle which created chaos, darkness, and woman.

most men and women, by birth or nature, lack the means to advance in wealth or power, but all have the ability to advance in knowledge.

There is geometry in the humming of the strings, there is music in the spacing of the spheres.

Do not even think of doing what ought not to be done.

In this theater of man's life, it is reserved only for God and angels to be lookers-on.

It is only necessary to make war with five things; with the maladies of the body, the ignorances of the mind, with the passions of the body, with the seditions of the city and the discords of families.

Let no one persuade you by word or deed to do or say whatever is not best for you.