"There is no expedient to
which a man will not go to
avoid the labor of thinking."
-Thomas Edison

"He who labors diligently
need never despair; for all things are
accomplished by diligence and labor."
-Menander of Athens

"Difficulties strengthen the mind,
as labor does the body."
-Seneca

"Let us, then, be up and doing,
with a heart for any fate;
Still achieving, still pursuing,
learn to labor and to wait."
-Henry Wadsworth Longfellow

"A man is not idle because
he is absorbed in thought.
There is a visible labor...
and there is an invisible labor."
-Victor Hugo

"Everything that is really great
and inspiring is created by the
individual who can labor in freedom."
-Albert Einstein

"Labor to keep alive
in your breast that little
spark of celestial fire
called conscience."
-George Washington

"Wisdom alone is true ambition's aim
Wisdom the source of virtue, and of fame,
Obtained with labor, for mankind employed,
And then, when most you share it, best enjoyed."
-Alfred North Whitehead

"Having once decided to achieve a certain task,
achieve it at all costs of tedium and distaste.
The gain in self-confidence of having
accomplished a tiresome labor is immense."
-Dr. Thomas Arnold Bennett

"In activity we must find our joy
as well as glory; and labor,
like everything else that is good,
is its own reward"
-Edwin P. Whipple

"Measure not the work
until the day's out
and the labor done."
-Elizabeth Barrett Browning

"Optimization is not
some mystical state of grace,
it is an intricate act of human labor
which carries real costs and real risks."
-Tom Neff

"The most efficient labor..
saving device is still money."
-Franklin P Jones

"To fulfill a dream,
to be allowed to seat over lonely labor,
to be given the chance to create,
is the meat and potatoes of life.
The money is the gravy.
As everyone else,
I love to dunk my crust in it.
But alone, it is not a diet designed
to keep body and soul together."
-Bette Davis

" . .neither great nor good things were
ever attained without loss and hardships.
He that would reap and not labour,
must faint with the wind, and perish
in disappointments; but an hair of
my head shall not fall, without the
providence of my Father that is over all."
-William Penn