I'll be more enthusiastic about encouraging thinking outside the box when there's evidence of any thinking going on inside it.
Nothing is impossible. Some things are just less likely than others.
Mediocrity knows nothing higher than itself, but talent instantly recognizes genius.
It is never too late to give up our prejudices.
It is curious that physical courage should be so common in the world and moral courage so rare.
Results! Why, man, I have gotten a lot of results. I know several thousand things that won't work.
A good man would prefer to be defeated than to defeat injustice by evil means.
Peace is when time doesn't matter as it passes by.
If you aren't fired with enthusiasm, you will be fired with enthusiasm.