Perseverance

When we have done our best, we should wait the result in peace.
-- J. Lubbock

Consider the postage stamp, my son. It secures success through its ability to stick to one thing till it gets there.
-- Josh Billings

Fall seven times, stand up eight.
-- Japanese proverb

Perseverance is more prevailing than violence; and many things which cannot be overcome when they are taken together yield themselves up when taken little by little.
-- Plutarch

Don't bother about genius. Don't worry about being clever. Place your trust in hard work, perseverance, and determination.
-- Sir Frederick Treves

Great works are performed not by strength but by perseverance.
-- Samuel Johnson

Success is going from failure to failure without loss of enthusiasm.
-- Winston Churchill

Whether you think you can or think you can't, you're right.
-- Henry Ford