I worry that there are people ...

I worry that there are people who are put in positions of authority because they're good talkers, but they don't have good ideas. It's so easy to confuse schmoozing ability with talent. Someone seems like a good presenter, easy to get along with, and those traits are rewarded. Well, why is that? They're valuable traits, but we put too much of a premium on presenting and not enough on substance and critical thinking.
 Susan Cain

Quotes from the same author

Another study, of 38,000 knowledge workers across different sectors, found that the simple act of being interrupted is one of the biggest barriers to productivity. Even multitasking, that prized feat of modern-day office warriors, turns out to be a myth.
 Susan Cain
Studies have shown that performance gets worse as group size increases ... If you have talented and motivated people, they should be encouraged to work alone when creativity or efficiency is the highest priority.
 Susan Cain
Eleanor Roosevelt, Rosa Parks, Gandhi — all these peopled described themselves as quiet and soft-spoken and even shy. And they all took the spotlight, even though every bone in their bodies was telling them not to.
 Susan Cain
[Introverts,] the world needs you and it needs the things you carry. So I wish you the best of all possible journeys and the courage to speak softly.
 Susan Cain
There's zero correlation between being the best talker and having the best ideas.
 Susan Cain