A dream which is not interpreted is like a letter which is not read. The Talmud on dreams
Richer is one hour of repentance and good works in this world than all of life of the world to come; and richer is one hour's calm of spirit in the world to come than all of life of this world. The Talmud on peace
Just as the soul fills the body, so God fills the world. Just as the soul bears the body, so God endures the world. Just as the soul sees but is not seen, so God sees but is not seen. Just as the soul feeds the body, so God gives food to the world. The Talmud on soul
Iron sharpens iron; scholar, the scholar. The Talmud on study
In seeking wisdom thou art wise; in imagining that thou hast attained it - thou art a fool. The Talmud on wisdom