Reciprocal relation; corresponding similarity or parallelism of relation or law; capacity of being converted into, or of giving place to, one another, under certain conditions; as, the correlation of forces, or of zymotic diseases.
Hindered by asthma since I was six weeks old, I had begun experimenting with my diet and discovered a disquieting correlation. When I stopped eating the normal American diet of sugar, fats, alcohol, chemicals, and additives, I felt better. I could breathe freely. When I tried to sneak in a hamburger and a Coke, my body rebelled. Paul Hawken
There are so many artists that are dyslexic or learning disabled, it's just phenomenal. There's also an unbelievably high proportion of artists who are left-handed, and a high correlation between left-handedness and learning disabilities. Chuck Close