The most important thing is that you develop your own principles and ideally write them down, especially if you are working with others. - Ray Dalio

Nature gave us pain as a messaging device to tell us that we are approaching, or that we have exceeded, our limits in some way.

Most people assume that the challenges that go along with growing a large business are greater than those of growing a smaller one. That is not true. Going from a five-person organization to a sixty-person organization was just as challenging as going from a sixty-person organization to a seven-hundred-person organization — and from a seven-hundred-person organization to a 1,500-person one.

"I. Utilize the "two-minute rule" to avoid persistent interruptions. The two-minute rule specifies that you have to give someone an uninterrupted two minutes to explain their thinking before jumping in with your own. This ensures that everyone has time to fully crystallize and communicate their thoughts without worrying they will be misunderstood or drowned out by a louder voice.
j. Watch out for assertive "fast talkers." Fast talkers are people who articulately and assertively say things faster than they can be assessed as a way of pushing their agenda past other people's examination or objections. Fast talking can be especially effective when it's used against people worried about appearing stupid. Don't be one of those people. Recognize that it's your responsibility to make sense of things and don't move on until you do. If you're feeling pressured, say something like "Sorry for being stupid, but I'm going to need to slow you down so I can make sense of what you're saying." Then ask your questions. All of them. p367"