Quotations CAN minister to a mind diseased

As my old band director always used to say,  "Be not weary in well-doing, for in due time you will reap your reward if you faint not."  I hold out hope that it applies all sorts of "well-doing"... spiritual, musical, academic or artistic...

"As Mrs. Lynde would say, "The sun will go on rising and setting, whether I fail at [finals] or not."  Personally, I'd rather it didn't go on if I did fail."