...when you come home from work at night, you open your door, remove your shoes and bow before entering.
...watch Steven Seagal movies and say things like "Wow, nice shihonage!" (Yes, I do this sometimes...
...you resort to buying JuJitsu or AikiJuJitsu books at the bookstore because you already own all the Aikido books they sell.
...you've been overseas and seen a new Aikido book that you don't have yet, so you buy it. (Me again...The Hidden Roots of Aikido
that I bought in Singapore....)