He alone is free who lives with free consent under the entire guidance of reason.

Love is the only force capable of transforming an enemy into friend.

The greatest mistake you can make is to be continually fearing you will make one.

Success has a simple formula: do your best, and people may like it.

You can be strong and true to yourself without being rude or loud.

Truth is something which can't be told in a few words. Those who simplify the universe only reduce the expansion of its meaning.

Be smarter than other people, just don't tell them so.

When you reach the end of your rope, tie a knot in it and hang on.

Optimism is the foundation of courage.

Follow your heart, but don’t forget to take your brain with you.