"The only source of knowledge is experience."

Albert Einstein

"The secret of success is constancy of purpose."

Benjamin Disraeli

"Small opportunities are often the beginning of great enterprises."

Demosthenes

"Luck happens when opportunity encounters the prepared mind."

Denis Waitley

"Quality means doing it right when no one is looking."

Henry Ford

"Circumstance does not make the man; it reveals him to himself."

James Allen

"Life best lived is a life by design, not by accident."

Jim Rohn

"Who dares nothing, need hope for nothing."

Johann von Schiller

"Success is being the right person all the time."

John Maxwell

"To live is to choose. But to choose well, you must know who you are and what you stand for; where you want to go and why you want to get there."

Kofi Annan

"Be the change you want to see in the world."

Mahatma Ghandi

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

Napoleon Hill

"I learnt that courage was not the absence of fear, but the triumph over it. The brave man is not he who does not feel afraid, but he who conquers that fear."

Nelson Mandela

"Change your thoughts and you change your world."

Norman Vincent Peale

"The reward of a thing well done is to have done it."

Ralph Waldo Emerson

"Genius is 1% inspiration and 99% perspiration."

Thomas Edison

"Nothing is more powerful than an idea whose time has come."

Victor Hugo