The greatest obstacle to discovery is not ignorance -- it is the illusion of knowledge.

The greatest obstacle to discovery is not ignorance -- it is the illusion of knowledge.

If courage wasn't a standard result of aging, it meant that the young could somehow acquire it as well.

If courage wasn't a standard result of aging, it meant that the young could somehow acquire it as well.

Courage is going from failure to failure without losing enthusiasm.

Courage is going from failure to failure without losing enthusiasm.

I would rather be a coward than brave because people hurt you when you are brave.

I would rather be a coward than brave because people hurt you when you are brave.

Courage is the power to let go of the familiar.

Courage is the power to let go of the familiar.

There's only one way you can fail, and that's to quit.

There's only one way you can fail, and that's to quit.

The courage of very ordinary people is all that stands between us and the dark.

The courage of very ordinary people is all that stands between us and the dark.

God Almighty hates a quitter.

God Almighty hates a quitter.

Never forget that no military leader has ever become great
without audacity.

Never forget that no military leader has ever become great
without audacity.