mental retardation

He suggested I needed mental help, and offered to help me transfer to another college.

And this college course I have sketched should, in the modern state, pass insensibly into adult mental activities.

It makes out of the savage raw material which is our basal mental stuff, a citizen.

To make the effort of articulation a vital impulse in response to a mental concept,—this is the object sought.

The two enjoyed a mutual understanding from which he was excluded, a private intimacy that was spiritual, mental,— physical.

He took mental inventory of his possessions and what he could lay claim to, and he happened to think about his wife's homestead.