We live in a global world, where miles-long distances shrink into seconds. Therefore, time is a crucial entity. It is limited and can not be avoided. All of us have their time strictly limited. And that is the reason I deduce the sense of our being and its'quality by the very element of time.
Fools waste it. Wise people try to use it while knowing that for instance the most important parts of long and exhausting negotiations are the first 50 and the last 30 minutes. Knowing that a person who gives you a hand from above underestimates you and it is useless to try to convince him or her as well as knowing that focusing on details will help you understand the whole.