It's better to be a pirate than to join the Navy.

If we all did the things we are capable of, we would astound ourselves.

Laughing at our mistakes can lengthen our own life.

You can only be young once. But you can always be immature.

Do not wait for anybody or anything. Do whatever you can. Build your hope on none.

Try to leave the Earth a better place than when you arrived.

All achievements, all earned riches, have their beginning in an idea.