Sentence examples for is certainly contagious from inspiring English sources

It is certainly contagious.

It was certainly contagious, if the pages he produced are anything to go by.

Positivity is actually contagious.

It's not always pretty (and we have a hunch it may not always be authentic), but it certainly is contagious: When shown videos of yawning, 42 to 55percentt of adults can't help but yawn along, New Scientist reported.

His competitiveness is contagious.

His grace is contagious.

Crime is contagious.

Fear is contagious.

Such blight is contagious.

That joy is contagious.

Courage is contagious.