Accomplishment

I am only one, but I am one.  I cannot do everything, but I can do something.  And I will not let what I cannot do interfere with what I can do.  ~Edward Everett Hale

Conquering fear

Everything you’ve ever wanted is on the other side of fear. ~George Addair, real-estate developer

Accomplishment

"Don't let the fear of the time it will take to accomplish something stand in the way of your doing it. The time will pass anyway; we might just as well put that passing time to the best possible use." — Earl Nightingale

Accomplishment

"You can do anything, but not everything." David Allen, of Get Things Done