Embarrassed at my sudden display of emotion, I turned to the network camerawoman standing next to me and she too was crying.

NPR: Despite Loss, Clinton's Success a Stride for Women

But in cracking down on the excesses of celebration, football authorities can created an environment where any display of emotion is verboten.

FORBES: Excessive Celebration Penalties Are a Pox on Football, No Matter What Bob Costas Says

Yet Hester spoke so fearlessly, accepting as her due a simple fact, that a display of emotion on his part seemed out of place.

NEWYORKER: Faith

The heartfelt display sparked a groundswell of emotion in the auditorium and around the world, where millions of viewers watched the service on television and the Internet.

CNN: Paris Jackson emerges as surprise voice of memorial

But in the course of normal business activities, neutral cultures are more careful to monitor the amount of emotion they display.

FORBES: How Culture Controls Communication

Only in the final throes of the play does MacLachlan get to see some of the action and engage in proper dialogue and display powerful emotion.

BBC: Average day for Harrelson

Some players like Roger Federer display little emotion on the outside, because all individuals have different levels of optimum arousal, and players like him know how to get there.

BBC: Why are tennis players so badly behaved?