Nature has planted in our minds an insatiable desire to seek the truth.

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

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

Every man takes the limits of his own field of vision for the limits of the world.

I am tormented with an everlasting itch for things remote. I love to sail forbidden seas and land on barbarous coasts.

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

Science is a cemetery of dead ideas.

What one man can invent another can discover.

True originality consists not in a new manner but in a new vision.

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