The march of the human mind is slow.

The first and simplest emotion which we discover in the human mind, is curiosity

The first and simplest emotion which we discover in the human mind, is curiosity.

The march of the human mind is slow

Facts are to the mind what food is to the body

The human mind is often, and I think it is for the most part, in a state neither of pain nor pleasure, which I call a state of indifference.