Behavior is not just a response to a stimulus, but is guided by expectations and purposes.
The greatest enemy of knowledge is not ignorance, it is the illusion of knowledge.
Laughter and tears are both responses to frustration and exhaustion. I myself prefer to laugh, since there is less cleaning up to do afterward.
It’s not whether you’re right or wrong that’s important, but how much money you make when you’re right and how much you lose when you’re wrong.