I'm not contented to capture the world. I want to change it.

The noblest pleasure is the joy of understanding.

There shall be wings! If the accomplishment be not for me, 'tis for some other. The spirit cannot die; and man, who shall know all and shall have wings.

You don't get into trouble because of the things you don't know. It is the things you don't know you don't know that really get you into a mess.

Shadow is the diminution alike of light and of darkness, and stands between darkness and light.

Nothing can be loved or hated unless it is first known.

I shall do down in history as the man who opened a door!