Discovery begins by finding the discoverer.

Degree is much: the whole Atlantic might be lukewarm and never boil us a potato.

They will listen with both ears to what is said by the men just a step or two ahead of them, who stand nearest to them, and within arm's reach. A guide ceases to be of any use when he strides so far ahead as to be hidden by the curvature of the earth.

When we try to imagine a chaos we fail. ... In its very fiber the mind is an order and refuses to build a chaos.

A calculating engine is one of the most intricate forms of mechanism, a telegraph key one of the simplest. But compare their value.

Discovery begins by finding the discoverer.

When a learner, in the fullness of his powers, comes to great truths unstaled by premature familiarity, he rejoices in the lateness of his lessons.