The cure of many diseases is unknown to physicians because they are ignorant of the whole... For the part can never be well unless the whole is well.
Be kind, for everyone is having a hard battle.
Geometry existed before creation.
He who has knowledge of the just and the good and beautiful ... will not, when in earnest, write them in ink.
The community which has neither poverty nor riches will always have the noblest principles.
Ignorance is the root cause of all difficulties.