"I wanted to have a political career. I thought studying political science would be the best way to achieve it"

"A leader is best when people barely know he exists, when his work is done, his aim fulfilled, they will say: we did it ourselves"

"Youth is the best time to be rich, and the best time to be poor"

"Do what you do best, and you will succeed"

"Don't lower your expectations to meet your performance. Raise your level of performance to meet your expectations. Expect the best of yourself, and then do what is necessary to make it a reality"

"The best mirror is an old friend"

"Democracy is the art and science of running the circus from the monkey cage"

"The best preparation for good work tomorrow is to do good work today"

"Science never solves a problem without creating ten more"

"The best way to predict the future is to create it"

"The man who makes everything that leads to happiness depends upon himself, and not upon other men, has adopted the very best plan for living happily. This is the man of moderation, the man of manly character and of wisdom"