Important principles may, and must, be inflexible.
When you match my body size with my talent and my work ethic and my IQ as a boxer inside that ring, I really have it all, and I'm flexible enough to really jump up to any weight - '40, '47 or '54, for the right opponent.
The United States needs modern, flexible, light-touch network regulation, not a one-size-fits-all utility model from the 1930s.
There's no big secret to training. But different body, different training. With me, you have to build muscles but also stay flexible and stay kind of soft, which I am naturally.
I am a freelance programmer so I am flexible about my working hours and have quite a lot of free time.
Our long, flexible lumbar spines are great in many ways - they help us to run efficiently, for instance. But they have their drawbacks. The lumbar vertebrae are under great strain, and as we age, the ligaments that hold the pulpy centres of the intervertebral discs in place dry out.
The brain is highly structured, but it is also extremely flexible. It's not a blank slate, but it isn't written in stone, either.
Motherhood gives you access to a range of different intellectual experiences and ways of seeing the world, which, in a way, makes you more flexible in the workplace. But our employers, our colleagues, don't necessarily understand.
I like girls who are self-deprecating. I like girls who make fun of themselves. If you can't poke fun at yourself, what are you? I just want someone with a good soul. That's about it. The rest I'm really flexible on.
To survive in the future, we will need our economy to be dynamic, entrepreneurial, innovative and flexible.