Doubt is the tax man pays for the luxury of useless knowledge.
What we know is to what we do not know, as a grain of sand is to the beach.
If you must hate a man for the many things about which you disagree, remember that you should also love him for the many things about which you agree.
Though my sight be lost, I do not yet lose my faith: when I can no longer see, I can still believe.
Few can tell what they know without also showing what they do not know.
Our comforts come from God; our sorrows, from ourselves.