It is love rather than sexual lust or unbridled sexuality if, in addition to the need or want involved, there is also some impulse to give pleasure to the persons thus loved and not merely to use them for our own selfish pleasure.
Mortimer AdlerWe are selfish when we are exclusively or predominantly concerned with the good for ourselves. We are altruistic when we are exclusively or predominantly concerned with the good of others.
Mortimer AdlerThe tragedy of being both rational and animal seems to consist in having to choose between duty and desire rather than in making any particular choice
Mortimer Adler