Aristotle uses a mother's ...

Aristotle uses a mother's love for her child as the prime example of love or friendship.
 Mortimer Adler

Quotes from the same author

In Aristotelian terms, the good leader must have ethos, pathos and logos. The ethos is his moral character, the source of his ability to persuade. The pathos is his ability to touch feelings to move people emotionally. The logos is his ability to give solid reasons for an action, to move people intellectually.
 Mortimer Adler
The ability to retain a child's view of the world with at the same time a mature understanding of what it means to retain it, is extremely rare - and a person who has these qualities is likely to be able to contribute something really important to our thinking.
 Mortimer Adler
Not to engage in this pursuit of ideas is to live like ants instead of like men.
 Mortimer Adler
One reader is better than another in proportion as he is able of a greater range of activity in reading and exerts more effort.
 Mortimer Adler
The complexities of adult life get in the way of the truth. The great philosophers have always been able to clear away the complexities and see simple distinctions - simple once they are stated, vastly difficult before. If we are to follow them we too must be childishly simple in our questions - and maturely wise in our replies.
 Mortimer Adler