You Had Better Start Running

Every morning in Africa, a gazelle wakes up.  It knows that it must run faster than the fastest lion or it will be killed.

 Every morning in Africa, a lion wakes up.  It knows that it must run faster than the slowest gazelle or it will starve.

It doesn't matter whether you're a lion or a gazelle; when the sun comes up you had better start running. -Author Unknown

The moral of the story is you had better be giving a 100% a 100% of the time if you want to survive in the business world.  There is no halftime, timeouts, or off-season in the persuit of success.