Intense concentration for hour after hour can bring out resources in people that they didn't know they had.
We live in a world changing so rapidly that what we mean frequently by common sense is doing the thing that would have been right last year.
Don't undertake a project unless it is manifestly important and nearly impossible.
Marketing is what you do when your product is no good.
Someone is going to make your product obsolete. Make sure it's you.
Politeness is the poison of collaboration.