Life
Time is a very vital part in human life. It's cannot be created but can only be utilized or trashed per second.
Not many persons have learnt enough about time management, no wonder many run from pillar to post at the eleventh hour trying to do all they would have done earlier.
Productivity is a product of judicious use of time.
Procrastination is the hallmark of failure. Procrastination is the greatest killer of time.
Get started, get right. 
Wise saying. It's time to make judicious us of ur time