"The physician must be able to discern the state of health of a person from his speech, his gait, his sleep, his dreams, his appetite, his thirst, his excretions, and his thoughts."

"As for Gentiles with whom we are not at war… their death must not be caused, but it is forbidden to save them if they are at the point of death; if, for example, one of them is seen falling into the s…"

"The world is not eternal, but was created ex nihilo."

"One should see the world, and see himself as a scale with an equal balance of good and evil."

"God does not change, and there is no change in His will."