They are ill discoverers that think there is no land, when they can see nothing but sea.

What one man can invent another can discover.

The unknown is the largest need of the intellect.

One doesn’t discover new lands without consenting to lose sight of the shore for a very long time.

What one man can invent another can discover.

How gloriously legible are the constellations of the heavens!

The discovery of a new dish does more for human happiness than the discovery of a star.

New things are always ugly.

One sees great things from the valley; only small things from the peak.

Research is formalized curiosity. It is poking and prying with a purpose. 

I learned to make my mind large, as the universe is large, so that there is room for paradoxes.

When they shout “Long live progress,” always ask, “Progress of what?”

A man of genius makes no mistakes. His errors are volitional and are the portals of discovery.