Just as bees make honey from thyme, the strongest and driest of herbs, so do the wise profit from the most difficult of experiences.
PlatoBut that we shall be better and braver and less helpless if we think that we ought to enquire, than we should have been if we indulged in the idle fancy that there was no knowing and no use in seeking to know what we do not know; - that is a theme upon which I am ready to fight, in word and deed, to the utmost of my power.
Plato