The chief beauty about time is that you cannot waste it in advance. The next year, the next day, the next hour are lying ready for you, as perfect, as unspoiled, as if you had never wasted or misapplied a single moment in all your life.

"In the end, we only regret the chances we didn't take."

中心地的等级反映了所提供的商品和服务的等级。