Alexander Graham Bell

"Avoid running at all times."

"The secret of success is constancy to purpose."

"What this world needs is more geniuses with humility. There are so few of us left."

"Life is too short to spend on things you don't love."

"The great inventions come when someone looks at an old problem from a fresh angle."

"Your talent is God's gift to you. What you do with it is your gift back to God."

"Success consists of going from failure to failure without loss of enthusiasm."

"When he was young, his mother took delight in teaching him."

"The true inventor must have the faculty of observation."

"We have to live today by what truth we can get today and be ready tomorrow to call it falsehood."

"The object of education is to prepare the young to educate themselves throughout their lives."

"Hurry is the enemy of perfection."

"Put yourself in a state of mind where you say to yourself, I have already figured out how I'm going to succeed."

"The only difference between stumbling blocks and stepping stones is how you use them."

"I had heard of instinct, and I had observed that animals had it, but I had not observed that men had it."

"Don't keep forever on the beaten track, which leads only where others have gone before you."

"Science gives man knowledge, which is power; art gives man wisdom, which is superiority."

"Recognition need not come all at once. Small daily acknowledgments are often more valuable."

"The time to begin is now."

"The problems of the world will not be solved by skeptics."

"Learn only from people who want to teach you."

"Don't stick merely to the beaten track; every now and then dive into the woods."

"The greatest invention of the nineteenth century was the invention of the method of invention."

"Keep that enthusiasm that you have for your work."

"It is not the desire to compete that matters, but the desire to excel."

"Every man should make up his mind that if he expects to succeed, he must give an honest effort in all undertakings."

"You will never achieve your loftiest aspirations without work, without effort, without thought."

"The present is theirs; the future, for which I really labored, is mine."

"Success is the outcome of preparation, hard work, and learning from failure."

"Do not go so far offshore that you cannot return."