“There is nothing more dreadful than the habit of doubt. Doubt separates people. It is a poison that disintegrates friendships and breaks up pleasant relations. It is a thorn that irritates and hurts; it is a sword that kills.”

“The magic you are looking for is in the work you're avoiding”

“To expect the unexpected shows a thoroughly modern intellect.”

“When the enemy is relaxed, make them toil. When full, starve them. When settled, make them move.”

“Your beliefs become your thoughts, Your thoughts become your words, Your words become your...”

“Inhale the future, exhale the past”

“It is easy to love your friend, but sometimes the hardest lesson to learn is to love your enemy.”

“Fear is the greatest obstacle to learning”

“It is looking at things for a long time that ripens you and gives you a deeper meaning.”

“The first wealth is health”

“In this life, it’s not what you hope for, it’s not what you deserve—it’s what you take!”

“Success is stumbling from failure to failure with no loss of enthusiasm.”

“Every startup should address a real and demonstrated need in the world. If you build a sol...”