Happiness is very powerful and contagious.

“Acknowledging awesomeness is powerful, contagious, important and necessary!”

— Comic Strip Mama

Happiness is a powerful thing. It freed me to do what I always wanted to do.

— Philip Schultz

“Peace and happiness are powerful weapons against the Egos.”

— Belsebuub

“Putting this all together, Moore and Reiber predicted that the germ would prod people to seek out the company of others early in the…

— Kathleen McAuliffe

Attitudes truly are contagious, and from time to time we need to ask ourselves, 'Is mine worth catching?'

— Mac Anderson

Courage, like cowardice, is undoubtedly contagious, but some persons are not liable to catch it.

— George D. Prentice

Humor of all types is notoriously subjective. That's true not only between different people but even within an individual at different times. This subjectivity…

— Robert Mankoff

“Move aside Ebola, smallpox, and AIDS; make room for narcolepsy. I would become shunned and avoided. Perhaps the people at the casino thought that…

— John-Talmage Mathis

“Remember: Research shows that emotions are contagious. How will you infect others at work today?”

— Alexander Kjerulf

“And being at school was awful in the beginning. Every new class I had was like a new chance for kids to “not stare”…

— R.J. Palacio

“It was nice to meet you,” I say loudly in a more formal tone than I used when we were alone. And then I…

— Amy Christine Parker

They say hitting is contagious, but I think defense is, too.

— Brandon Crawford

It's a great historical joke that when the Spanish met the Aztecs, it was a blind date made in serve-you-right heaven. At the time,…

— A. A. Gill

Enthusiasm is by far the highest paid quality on earth, probably because it is one of the rarest; yet it is one of the…

— Frank Bettger

The only activity a cynic will find contagious is yawning, that is, with other people, at other people.

— Criss Jami