There are no differences but differences of degree between different degrees of difference and no difference.

Since you make evil or good by your own thoughts, it is your ruling of your thoughts which proves to be your principal concern.

It is well for the world that in most of us, by the age of thirty, the character has set like plaster, and will never soften again.

We believe as much as we can. We would believe everything if we could.

It is astonishing how many mental operations we can explain when we have once grasped the principles of association

An idea will infect another with its own emotional interest when they have become both associated together into any sort of a mental total.

So you see that the process of education, taken in a large way, may be described as nothing but the process of acquiring ideas or conceptions, the best educated mind being the mind which has the largest stock of them, ready to meet the largest possible variety of the emergencies of life. The lack of education means only the failure to have acquired them, and the consequent liability to be 'floored' and 'rattled' in the vicissitudes of experience.