You can define advertising as the science of creating and placing media that interrupts the consumer and then gets him or her to take some action.
One way to think about running a successful business is to figure out what the least you can do is, and do that.
Good marketers measure.
Ideas don't get smaller when they're shared, they get bigger.
Learning is not watching a video, learning is taking action and seeing what happens.
It's possible that your next frontier isn't to get more efficient, it's to get more brave.