Thinking about thinking is one of the best ways to spot errors in logic and generate alternative solutions. Focusing on our own thinking is also a means of improving it. Just as we can exercise our bodies, we can exercise our minds with good results. (p. 222)
Knowing that [our thinking is heavily biased within social settings] can increase our perceptiveness. Just knowing about various brain biases can improve our thinking... We can do a lot to counter our brains' built-in biases just by knowing those biases exist and deciding that countering them is important. (p. 224)