I am in search of a suitable slogan for my physics project which asks for a slogan that can be placed in public places where they get aware by reading it.Can you suggest some short slogans which i can use for my project?

(may be broke/outdated!)
I am in search of a suitable slogan for my physics project which asks for a slogan that can be placed in public places where they get aware by reading it.Can you suggest some short slogans which i can use for my project?