"In order to succeed, we must first believe that we can."

— Nikos Kazantzakis

"The pessimist sees difficulty in every opportunity. The optimist sees opportunity in every difficulty."

— Winston Churchill

"The sky is not the limit. Your mind is."

— Marilyn Monroe

"Great minds discuss ideas; average minds discuss events; small minds discuss people."

— Eleanor Roosevelt

"What we think, we become."

— Buddha

"Nothing is impossible, the word itself says 'I'm possible'!"

— Audrey Hepburn

"The mind is everything. What you think you become."

— Buddha

"Whether you think you can or you think you can't, you're right."

— Henry Ford

"Change your thoughts and you change your world."

— Norman Vincent Peale

"We are shaped by our thoughts; we become what we think."

— Buddha

"The only thing standing between you and your goal is the story you keep telling yourself as to why you can't achieve it."

— Jordan Belfort

"What consumes your mind controls your life."

— Unknown

"Whatever the mind of man can conceive and believe, it can achieve."

— Napoleon Hill

"Fear defeats more people than any other one thing in the world."

— Ralph Waldo Emerson

"We become what we think about most of the time, and that's the strangest secret."

— Earl Nightingale

"The soul becomes dyed with the color of its thoughts."

— Marcus Aurelius

"The greatest discovery of any generation is that a human can alter his life by altering his attitude."

— William James

"The most common way people give up their power is by thinking they don't have any."

— Alice Walker

"Your assumptions are your windows on the world. Scrub them off every once in a while, or the light won't come in."

— Isaac Asimov

"What we achieve inwardly will change outer reality."

— Plutarch

"The mind is a wonderful servant, but a terrible master."

— Robin Sharma

"Most folks are about as happy as they make up their minds to be."

— Abraham Lincoln

"The greatest weapon against stress is our ability to choose one thought over another."

— William James

"The primary cause of unhappiness is never the situation but your thoughts about it."

— Eckhart Tolle

"You have power over your mind – not outside events. Realize this, and you will find strength."

— Marcus Aurelius

"All limitations are self-imposed."

— Oliver Wendell Holmes

"The only thing we have to fear is fear itself."

— Franklin D. Roosevelt

"Comparison is the thief of joy."

— Anonymous

"Energy flows where attention goes."

— Tony Robbins

"Never make your home in a place. Make a home for yourself inside your own head."

— Al Bernstein