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

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

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

The unknown is the largest need of the intellect.

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

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.

What one man can invent another can discover.

What one man can invent another can discover.

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