Rule of science: only exclude purpose, and Nature will reveal her causes.
Until I am ready to lose weight, I cannot see how fat I am.
For many, immaturity is an ideal, not a defect.
Many pains are imaginary, but all joys are real.
In philosophy, the principles are more interesting than the examples. In literature, the examples are more interesting than the principles.
Vicarious living is only slightly less impossible than vicarious eating.