Constraint inspires creativity
The normal press cycle is to put a company on a pedestal and then knock it down. It's much more interesting that way.
In any leadership position, you're always going to be disappointing somebody.
At Twitter, mobile is in our DNA ... For us, it's all about mobile, and it always has been.
We can figure it out, it's not like we all have a disease.
Creativity is an infinitely renewable resource - you are not going to run out of it - so don't be afraid to use it.