I was diagnosed with ADHD twice. I didn't believe the first doctor who told me, and I had a whole theory that ADHD was just something they invented to make you pay for medicine, but then the second doctor told me I had it.
I think everybody has a bisexual nature. That's my theory. I could be wrong.
My theory is that I'm just closer to the sun than everyone else. I weigh more than everyone else, I'm taller than everyone else. When it's really humid and hot outside it's going to take a bigger toll on me.
A man is never more satisfied than when he is confirming a favorite theory.
My theory is if Tony Williams can sing, and if Kanye West can sing, so can I! So I try!
Everyone who becomes a psychotherapist eventually adopts a theory that suits his needs.
I traveled a good deal all over the world, and I got along pretty good in all these foreign countries, for I have a theory that it's their country and they got a right to run it like they want to.
Such is professional jealousy; a scientist will never show any kindness for a theory which he did not start himself.
I used to have a theory in my mind that if no serious move had happened before I was 38 - not 40, oddly - then I would move into management or something. Fortunately, I was offered 'The Frost Report' when I was 37, so that was a close thing, too.
Let every man be his own methodologist, let every man be his own theorist