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

New things are always ugly.

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

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.

What one man can invent another can discover.

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

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.

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

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

Appearances are a glimpse of the obscure.

The eternal mystery of the world is its comprehensibility.