David Ogilvy

Hammer down product fundamentals first. Make sure you've got something that works before doubling down on promotion and marketing. Create a groundswell of organic support, and only then leverage PR and advertising to spread the word.

From an actor's point of view, you never really like to hope that anything will go beyond the pilot. I'd always say to my agent every time I filmed a pilot, 'Great! Well, I'll see you at pilot season.'