Some of the most famous inspirational quotes are :

Robert Collier
To climb steep hills requires a slow pace at first.

Shakespeare
Try not to become a man of success but a man of value.

Albert Einstein
Every artist was first an amateur.

Ralph Waldo Emerson
No great man ever complains of want of opportunities.

Ralph Waldo Emerson
Inspiration and genius--one and the same.

Victor Hugo
The thing always happens that you really believe in; and the belief in a thing makes it happen.

Frank Loyd Wright
A failure is a man who has blundered, but is not able to cash in on the experience.

Elbert Hubbard
There is only one success--to be able to spend your life in your own way.

Christopher Morley
To find what you seek in the road of life,
the best proverb of all is that which says:
"Leave no stone unturned."

Edward Bulwer Lytton
If at first you don't succeed, then quit. There's no use being a damn fool about it.

W.C. Fields
I cannot give you the formula for success, but I can give you the formula for failure--which is:
Try to please everybody.

Herbert Bayard Swope
Success does not consist in never making blunders, but in never making the same one a second time.
Josh Billings
The secret of success in life is for a man to be ready for his opportunity when it comes.

Earl of Beaconsfield
Failures do what is tension relieving, while winners do what is goal achieving.

Dennis Waitley
Try not to become a man of success but a man of value.

Albert Einstein
If you have built castles in the air, your work need not be lost; that is where they should be.
Now put foundations under them.

Henry David Thoreau
If you would create something,
you must be something.

Johann Wolfgang von Goethe
Nothing can stop the man with the right mental attitude from achieving his goal; nothing on earth can help the man with the wrong mental attitude.

Thomas Jefferson
First say to yourself what you would be;
and then do what you have to do.

Epictetus
We are all motivated by a keen desire for praise, and the better a man is, the more he is inspired to glory.

Cicero
Along with success comes a reputation for wisdom.

Euripides
Men do less than they ought,
unless they do all they can.