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

Science is a cemetery of dead ideas.

There are truths that prove their discoverers witless.

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. 

The atavistic urge toward danger persists and its satisfaction is called adventure.

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

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.

The eternal mystery of the world is its comprehensibility.

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

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

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