Knowledge comes but wisdom lingers. It may not be difficult to store up in the mind a vast quantity of facts within a comparatively short time but the ability to form judgments requires the severe discipline of hard work and the tempering heat of experience and maturity.
It's only when we truly know and understand that we have a limited time on earth - and that we have no way of knowing when our time is up we will then begin to live each day to the fullest as if it was the only one we had.
