Adobe has special rates for educators and students. How about the same for Senior Citizens? I don't do work for profit like I used to, but would like to keep up with all the new advances.
An old Pagemaker/Illustrator/Photoshop guy who still as the original programs complete with manuals and discs.
What you see is what you can get.
Creative Cloud Plans
Check out the Photography Plan if you want a deal on Photoshop.
If you want a nice discount, and have free time you'd like to fill, what you might try doing is offering your years of experience and knowledge in the form of helping in the forums. Should you earn your way into the MVP or ACP level you can get a really nice discount (as in free, until Adobe changes that aspect of rewarding their non-employee support).