“Boys Don’t Cry” is not just a movie title. People walk around believing this. Why shouldn’t boys cry? Boys are human beings. Human beings are meant to cry when sad.
This is an opinion. Opinions are not facts.
Competing is like accepting your competition is better than you are and you feel a need to meet up. You use the person as a yardstick to measure your success. What happens when you meet up?
Good enough, you compete based on things you can influence.
Comparison is more toxic. In this case, you compare yourself with/to another person based on factors you cannot influence.